摘要：【中文】本发明公开了一种非合作通信系统中存在符号率偏差的定时同步改进方法，克服了现有技术中非合作通信系统中符号率偏差需要定时同步的问题。该发明含有如下步骤：将MQAM信号串并转换为两路四倍采样信号，对两路信号分别采用立方插值滤波器和基多项式插值滤波器进行插值处理，对插值后的信号加权平均；送入定时误差检测器中进行定时误差检测并输出检测结果，结果加权平均；将定时误差检测器的输出结果输入环路滤波器，计算在环路稳定时的符号率偏差，得出偏差值的正负；将经过环路滤波器输出的定时误差信号作为数控振荡器NCO的输入信号，产生分数间隔的更新值，循环迭代完成定时同步。该技术的偏差控制范围可达符号速率的1％至10％。 【EN】The invention discloses a timing synchronization improvement method for symbol rate deviation in a non-cooperative communication system, which solves the problem that the symbol rate deviation needs timing synchronization in the non-cooperative communication system in the prior art. The invention comprises the following steps: converting MQAM signals into two paths of quadruple sampling signals in a serial-parallel mode, performing interpolation processing on the two paths of signals by respectively adopting a cubic interpolation filter and a polynomial interpolation filter, and performing weighted averaging on the interpolated signals; sending the result to a timing error detector for timing error detection and outputting a detection result, wherein the result is weighted and averaged; inputting the output result of the timing error detector into a loop filter, and calculating the symbol rate deviation when the loop is stable to obtain the positive and negative of the deviation value; and taking the timing error signal output by the loop filter as an input signal of an NCO (numerical control oscillator), generating a fraction interval update value, and circularly iterating to finish timing synchronization. The deviation control range of this technique can reach 1% to 10% of the symbol rate.

摘要：【中文】本发明公开了一种改进的恒模均衡算法，包括:S1、建立均衡算法数字通信模型，模拟信道的非线性特性；S2、在信号均衡部分，接收信号输入固定迭带步长μ，采用CMA算法在基带接收系统中加入可调节的滤波器实现自适应均衡减少ISI，然后在CMA算法的基础上将固定的迭带步长μ用一个MSE函数通过非线性函数来动态控制。本发明中，CMA均衡算法中固定的迭带步长μ用一个MSE函数通过非线性函数来动态控制，使得新算法中收敛速度，比传统的CMA算法提高了1500个数据点，在传统的CMA均衡算法基础上加入了动量因子和变步长，使得切换控制误差函数为2*|e(k)|^3,在误差很小的时候步长可以继续减小，减小了稳态误差，降低了码间串扰。 【EN】The invention discloses an improved constant modulus equalization algorithm, which comprises S1, establishing an equalization algorithm digital communication model, and simulating the nonlinear characteristic of a channel; s2, in the signal equalization part, the received signal is input into the fixed band-stacking step size mu, the adjustable filter is added into the baseband receiving system by adopting the CMA algorithm to realize the self-adaptive equalization and reduce the ISI, and then the fixed band-stacking step size mu is dynamically controlled by a non-linear function through an MSE function on the basis of the CMA algorithm. In the invention, the fixed band-overlapping step size mu in the CMA equalization algorithm is dynamically controlled by a MSE function through a nonlinear function, so that the convergence speed in the new algorithm is improved by 1500 data points compared with the traditional CMA algorithm, and a momentum factor and a variable step size are added on the basis of the traditional CMA equalization algorithm, so that the switching control error function is 2 × e (k) | 3, the step size can be continuously reduced when the error is small, the steady-state error is reduced, and the intersymbol interference is reduced.

摘要：【中文】本发明提供了一种带可脱卸护腰的服装，带可脱卸护腰的服装包括：衣服，衣服底端外边缘环绕有腰带，且腰带左侧末端缝合有子魔术贴，腰带右侧末端缝合有母魔术贴，且腰带中部固定连接有腰垫，腰垫前后两端均缝合有嵌布，且腰垫顶端嵌接有拉链开口，腰垫内部填充有棉垫，该种带可脱卸护腰的服装，防止物体直接砸向使用者的腰部而导致使用者受伤，并且减少使用者在佩戴过程中因为外层出现的坚硬感，体现护腰效果，接着使用者在不需要使用石块时，可将拉链开口拉开，并将棉垫、防护层和外层拿出，从而可单一的使用腰垫进行护腰，提高腰垫的实用性，避免腹部长时间的承受腰带的重力而导致使用者出现乏力感。 【EN】The invention provides a garment with a detachable waist support, which comprises: clothes, clothes bottom outward flange is around having the waistband, and waistband left side end has sewed up sub-magic subsides, female magic subsides have been sewed up to waistband right side end, and waistband middle part fixedly connected with bustle, the inlayed cloth has all been sewed up at both ends around the bustle, and the scarf joint of bustle top has the zip fastener opening, the inside packing of bustle has cotton pad, this area can shirk the clothing of protecting the waist, prevent that the object from directly pounding to user's waist and leading to the user injured, and reduce the user and wear the hard sense that the in-process appears because the skin, embody the waist effect of protecting, the user can pull open the zip fastener opening when need not using the stone after that, and with cotton pad, inoxidizing coating and skin take out, thereby can singlely use bustle to protect the waist, improve the practicality of bustle, avoid the long-time gravity of bearing the waistband of belly to lead to the user.

摘要：【中文】本发明公开了一种甲板驳挡货围板结构，其包括纵向挡货围板，纵向挡货围板包括若干个纵向围板分段，相邻的纵向围板分段之间不直接连接；纵向围板分段在船舶甲板上不连续分布；相邻的纵向围板分段之间设有围板接头件；纵向围板分段的端部包括竖向端和斜向端；围板接头件包括接头件本体，接头件本体的端部和纵向围板分段的端部相适配，纵向围板分段的端部和接头件本体的端部之间具有镂空部，接头件本体固设有搭板；搭板延伸于纵向围板分段上。本发明的甲板驳挡货围板结构，纵向挡货围板不参与船体总纵弯曲变形，从而无需考虑纵向挡货围板的总强度要求，可以减小其构件尺寸，达到减轻船体结构重量、节省建造成本的目的。 【EN】The invention discloses a deck barge cargo baffle coaming structure which comprises longitudinal cargo baffle coamings, wherein each longitudinal cargo baffle coamings comprises a plurality of longitudinal coamings sections, and adjacent longitudinal coamings sections are not directly connected; the longitudinal coaming sections are discontinuously distributed on the ship deck; a coaming joint piece is arranged between the adjacent longitudinal coaming sections; the end part of the longitudinal enclosing plate section comprises a vertical end and an oblique end; the coaming joint piece comprises a joint piece body, the end part of the joint piece body is matched with the end part of the longitudinal coaming section, a hollow part is arranged between the end part of the longitudinal coaming section and the end part of the joint piece body, and the joint piece body is fixedly provided with a coaming; the straps extend over the longitudinal shroud segments. According to the deck barge cargo baffle coaming structure, the longitudinal cargo baffle coaming does not participate in the total longitudinal bending deformation of the ship body, so that the requirement on the total strength of the longitudinal cargo baffle coaming is not required to be considered, the size of the components can be reduced, and the aims of reducing the weight of the ship body structure and saving the construction cost are fulfilled.

摘要：【中文】本发明公开了一种酸性染料微胶囊的制备方法，包括内水相的制备、油相的制备、W/O型乳化液的制备、聚合备料、聚合反应，再经过滤淋洗烘干步骤，得到微胶囊酸性染料。其利用尿素、甲醛作为微胶囊壁材原料，在乳化剂聚乙烯醇的辅助作用下，使其在酸性环境中发生聚合反应生成水不溶性脲醛聚合物，将芯材酸性染料包裹起来，从而制得酸性染料微胶囊，解决了传统工艺水溶性的酸性染料不能胶囊的难题，工艺简单，环保、包芯率高。 【EN】The invention discloses a preparation method of an acid dye microcapsule, which comprises the steps of preparation of an internal water phase, preparation of an oil phase, preparation of a W/O type emulsion, preparation of polymerization materials, polymerization reaction, filtering, leaching and drying to obtain the microcapsule acid dye. The microcapsule takes urea and formaldehyde as raw materials of a microcapsule wall material, the urea and the formaldehyde are subjected to polymerization reaction in an acid environment under the auxiliary action of an emulsifier polyvinyl alcohol to generate a water-insoluble urea-formaldehyde polymer, and a core material acid dye is wrapped, so that the acid dye microcapsule is prepared, the problem that the water-soluble acid dye cannot be encapsulated in the traditional process is solved, and the microcapsule is simple in process, environment-friendly and high in core-wrapping rate.

摘要：【中文】本发明涉及一种双电机驱动系统和一种车辆，系统包括第一电机、第二电机、行星排和系统输出轴，第一电机连接通过第二锁止离合器连接行星排的第二端，第二电机连接行星排的第一端，第二电机通过第一锁止离合器连接第二锁止离合器，行星排的第二端或者第三端输出连接系统输出轴。在双电机驱动模式下，当第一锁止离合器锁止、第二锁止离合器非锁止时，系统能够输出一个扭矩值，当第一锁止离合器非锁止、第二锁止离合器锁止时，系统能够输出另一个扭矩值，这两个扭矩值的数值大小不同，因此，在双电机驱动模式下，纯电动驱动系统能够输出两种不同的扭矩，就可以根据实际需要调节输出扭矩，进而提升系统工作模式的多样性和控制灵活性。 【EN】The invention relates to a double-motor driving system and a vehicle, wherein the system comprises a first motor, a second motor, a planet row and a system output shaft, the first motor is connected with a second end of the planet row through a second locking clutch, the second motor is connected with a first end of the planet row, the second motor is connected with the second locking clutch through the first locking clutch, and the second end or the third end of the planet row is output and connected with the system output shaft. Under the dual-motor drive mode, when first locking clutch locking, when second locking clutch is not locked, the system can output a torque value, when first locking clutch is not locked, when second locking clutch is locked, the system can output another torque value, the numerical value of these two torque values is big or small different, therefore, under the dual-motor drive mode, pure electric drive system can output two kinds of different torques, just can adjust output torque according to actual need, and then promote system operating mode's variety and control flexibility.

摘要：【中文】本发明提供一种由含不饱和键化合物与双(乙烯基苯基)化合物或其聚合物进行预聚反应而得的预聚物，所述双(乙烯基苯基)化合物的乙烯基的对位对位含量介于80％与99％之间，且所述双(乙烯基苯基)化合物的单体含量介于80％与100％之间。此外，本发明进一步提供包含所述预聚物及添加剂的树脂组合物、所述预聚物的制备方法以及由所述树脂组合物制成的制品。 【EN】The invention provides a prepolymer obtained by prepolymerization reaction of an unsaturated bond-containing compound and a bis (vinylphenyl) compound or a polymer thereof, wherein the para-position content of vinyl of the bis (vinylphenyl) compound is between 80% and 99%, and the monomer content of the bis (vinylphenyl) compound is between 80% and 100%. In addition, the invention further provides a resin composition containing the prepolymer and the additive, a preparation method of the prepolymer and an article made of the resin composition.

摘要：【中文】本发明公开了一种低脂牛肉腌制设备，包括机架与外桶体，外桶体的一端通过铰接的方式固定于机架上，外桶体的另一端通过铰接的方式装设有液压缸，外桶体的内壁上通过转动连接的方式装设有内桶体，内桶体的远离外桶体转动中心的一端设置有连接轴，外桶体上设置有排气管。本发明通过在外桶体上设置有排气管，抽取内桶体内的空气，使腌料能够快速入味，提高低脂牛肉腌制速度与口感，并且采用内桶体与外桶体结合设计，能够使内桶体与动力部分脱离，降低桶体转动部分的结构重量，节约制造成本。 【EN】The invention discloses low-fat beef pickling equipment which comprises a rack and an outer barrel body, wherein one end of the outer barrel body is fixed on the rack in a hinged mode, the other end of the outer barrel body is provided with a hydraulic cylinder in a hinged mode, the inner wall of the outer barrel body is provided with an inner barrel body in a rotary connection mode, one end of the inner barrel body, which is far away from the rotary center of the outer barrel body, is provided with a connecting shaft, and the outer barrel body is provided with an exhaust pipe. According to the invention, the exhaust pipe is arranged on the outer barrel body, so that air in the inner barrel body is extracted, the marinade can be quickly tasty, the marinating speed and the taste of the low-fat beef are improved, and the inner barrel body and the power part can be separated by adopting the combined design of the inner barrel body and the outer barrel body, so that the structural weight of the rotating part of the barrel body is reduced, and the manufacturing cost is saved.

摘要：【中文】本发明公开了一种牛肉风干装置，属于牛肉生产设备技术领域，为了解决现有牛肉干的制作对天气的依赖严重的情况。所述牛肉风干装置包括内部中空、两端开口的烘干通道、设置在烘干通道内顶部的循环运输带、吊挂在循环运输带上的挂钩、分别设置在烘干通道两端的热气供应单元和过滤隔离模块；所述循环运输带在烘干通道内运行，循环运输带上设有若干个吊环，循环运输带运行时，吊环沿着循环运输带移动，挂钩的一端挂在吊环上，需要烘干的牛肉挂在挂钩上；所述热气供应单元通过烘干通道端部向烘干通道内提供干燥且高于室温的气体，气体通过过滤隔离模块后离开烘干通道。通过持续烘干牛肉来解决现有牛肉干的制作对天气的依赖严重的情况。 【EN】The invention discloses a beef air-drying device, belongs to the technical field of beef production equipment, and aims to solve the problem that the existing beef jerky making is seriously dependent on weather. The beef air drying device comprises a drying channel which is hollow inside and is provided with openings at two ends, a circulating conveyor belt arranged at the top in the drying channel, a hook hung on the circulating conveyor belt, a hot air supply unit and a filtering and isolating module, wherein the hot air supply unit and the filtering and isolating module are respectively arranged at two ends of the drying channel; the circulating conveyor belt runs in the drying channel, a plurality of lifting rings are arranged on the circulating conveyor belt, when the circulating conveyor belt runs, the lifting rings move along the circulating conveyor belt, one end of the hook is hung on the lifting rings, and beef to be dried is hung on the hook; the hot air supply unit supplies dry air higher than room temperature into the drying channel through the end part of the drying channel, and the air leaves the drying channel after passing through the filtering and isolating module. The problem that the existing beef jerky making is seriously dependent on weather is solved by continuously drying the beef.

摘要：【中文】本发明公开了一种低脂化牛肉预处理装置及方法，通设置微波解冻装置对牛肉进行微波解冻，通过设置滚揉装置中的筒体、第一调节槽、第二调节槽、第一调节部、第二调节部和称重机构，可以根据不同重量的牛肉，调节第一调节部和第二调节部的伸出长度，由于第一调节部和第二调节部内边均为弧形，进而可以调节牛肉的滚揉效率，当第一调节部和第二调节部缩回第一调节槽和第二调节槽时，筒体内呈圆形，此时适用本装置的最大滚揉重量，通过设置按压加料装置，当牛肉在筒体内部滚揉，对按压加料装置产生压力时，第一腔体和第二腔体内盛放的辅料加入到牛肉中，由于牛肉滚揉中接触面不同，通过多次加料，使加料更加均匀，提高滚揉效率和渗料效果。 【EN】The invention discloses a low-fat beef pretreatment device and a method, wherein a microwave thawing device is arranged to thaw beef by microwave, the protruding lengths of a first adjusting part and a second adjusting part can be adjusted according to beef with different weights by arranging a cylinder body, a first adjusting groove, a second adjusting groove, a first adjusting part, a second adjusting part and a weighing mechanism in a rolling and kneading device, the rolling and kneading efficiency of the beef can be adjusted because the inner edges of the first adjusting part and the second adjusting part are both arc-shaped, when the first adjusting part and the second adjusting part retract into the first adjusting groove and the second adjusting groove, the cylinder body is round, the maximum rolling and kneading weight of the device is applied, when the beef rolls and kneads in the cylinder body and generates pressure to a pressing and feeding device, auxiliary materials in the first cavity and the second cavity are added into the beef, because the contact surfaces in the beef rolling and kneading are different, through reinforced many times, make reinforced more even, improve and roll efficiency of rubbing and the oozing material effect.