摘要：【中文】本申请实施例提供一种智能穿戴设备，涉及通信技术领域，可以在有限的天线空间下改善天线的性能。该智能穿戴设备包括：GNSS处理装置，GNSS处理装置包括第一频段接收单元、第二频段接收单元；第一合路器，第一滤波器，第一滤波器串联于第一频段接收单元和第一合路器的第一输出端之间，第二滤波器串联于第二频段接收单元和第一合路器的第二输出端之间；低噪声放大器，低噪声放大器的输出端电连接于第一合路器的输入端；无线传输射频处理装置；第二合路器，第二合路器的第一输出端电连接于低噪声放大器的输入端，第二合路器的第二输出端电连接于无线传输射频处理装置；天线，天线电连接于第二合路器的输入端。本技术方案主要用于卫星定位。 【EN】The embodiment of the application provides an intelligence wearing equipment, relates to communication technology field, can improve the performance of antenna under limited antenna space. This intelligence wearing equipment includes: the GNSS processing device comprises a first frequency band receiving unit and a second frequency band receiving unit; the first filter is connected in series between the first frequency band receiving unit and the first output end of the first combiner, and the second filter is connected in series between the second frequency band receiving unit and the second output end of the first combiner; the output end of the low-noise amplifier is electrically connected with the input end of the first combiner; a wireless transmission radio frequency processing device; a first output end of the second combiner is electrically connected to the input end of the low noise amplifier, and a second output end of the second combiner is electrically connected to the wireless transmission radio frequency processing device; and the antenna is electrically connected to the input end of the second combiner. The technical scheme is mainly used for satellite positioning.

摘要：【中文】本发明公开了一种适于制备纤维素纳米晶体的纤维素酶及其应用，其中所述纤维素酶以如下步骤制得：(1)工程菌株的构建；(2)液体发酵生产纤维素酶。本发明的纤维素酶在水解纤维素过程中，由于强化了对纤维素无定型区降解的酶组分和解聚大尺寸纤维素结晶区氢键的蛋白组分，促进了纤维素大分子链的断裂和纤维素结晶区的“剥皮”反应，因而应用本发明的纤维素酶更容易形成纳米尺度的纤维素晶体。与已有商业纤维素酶相比，本发明的纤维素酶的酶系组成更适合于纤维素纳米晶体的制备，且具有酶系可控、水解效率高、用酶成本低、制备过程简单、不需要对原料进行机械处理、纳米纤维素得率高等优点。 【EN】The invention discloses a cellulase suitable for preparing cellulose nanocrystals and application thereof, wherein the cellulase is prepared by the following steps: (1) constructing an engineering strain; (2) producing cellulase by liquid fermentation. In the process of hydrolyzing cellulose, the cellulase strengthens an enzyme component for degrading an amorphous area of the cellulose and a protein component for depolymerizing a hydrogen bond of a large-size cellulose crystal area, and promotes the breakage of a cellulose macromolecular chain and the peeling reaction of the cellulose crystal area, so that the cellulase is more easily applied to form a nano-scale cellulose crystal. Compared with the existing commercial cellulase, the enzyme system composition of the cellulase is more suitable for preparing the cellulose nanocrystals, and has the advantages of controllable enzyme system, high hydrolysis efficiency, low enzyme cost, simple preparation process, no need of mechanical treatment on raw materials, high yield of the nanocellulose and the like.

摘要：【中文】本发明室外型带喷液的低温涡旋并联风冷冷凝压缩机组，涉及冷凝压缩机技术领域，尤其涉及室外设置的带有喷液功能的低温涡旋并联风冷式冷凝压缩机组。本发明包括：底座、机组外壳、隔板、制冷部件、V型冷凝器和冷却风扇；机组外壳置于底座的上部，并与底座固定连接；机组外壳的内部通过隔板分割为上下两层；上层设置有至少两组V型冷凝器，下部设置有制冷部件，V型冷凝器与制冷部件并联；机组外壳的顶部设置有至少两个扇叶安装位，扇叶安装位上安装有冷却风扇。本发明的技术方案解决了现有技术中的冷凝机组安装布置、调试比较麻烦，运行维修比较复杂、不便于监控检查、不能有效的防水、占地面积比较大，对环境造成污染等问题。 【EN】The invention discloses an outdoor low-temperature vortex parallel air-cooled condensing compressor unit with a liquid spraying function, relates to the technical field of condensing compressors, and particularly relates to an outdoor low-temperature vortex parallel air-cooled condensing compressor unit with a liquid spraying function. The invention comprises the following steps: the refrigeration unit comprises a base, a unit shell, a partition plate, a refrigeration part, a V-shaped condenser and a cooling fan; the unit shell is arranged on the upper part of the base and is fixedly connected with the base; the interior of the unit shell is divided into an upper layer and a lower layer by a partition plate; the upper layer is provided with at least two groups of V-shaped condensers, the lower part is provided with a refrigeration component, and the V-shaped condensers are connected with the refrigeration component in parallel; the top of unit shell is provided with two at least flabellum installation positions, installs cooling fan on the flabellum installation position. The technical scheme of the invention solves the problems that the condensing unit in the prior art is troublesome in installation and debugging, complex in operation and maintenance, inconvenient in monitoring and inspection, incapable of effectively preventing water, large in occupied area, and causes pollution to the environment.

摘要：【中文】本发明属于药物技术领域，尤其涉及一种碱性条件下乳膏的制备方法，碱性条件下乳膏的制备方法包括：将C₁₁～C₁₈脂肪酸和碱性物质置于第一水相中，得到第二水相；将所述第二水相和油相分别加热，然后两相等温混合，得到均匀的乳化体系；搅拌条件下，将所述乳化体系降温凝固得到乳膏。本发明提供的碱性条件下乳膏的制备方法，在碱性条件下的不稳定成分、乳化体系和乳膏都具有良好的稳定性，对增强药品的使用效果和稳定性具有重要意义。 【EN】The invention belongs to the technical field of medicines, and particularly relates to a preparation method of a cream under an alkaline condition, which comprises the following steps: c is to be₁₁～C₁₈Placing fatty acid and alkaline substance into the first water phase to obtain a second water phase; respectively heating the second water phase and the oil phase, and then carrying out isothermal mixing on the two phases to obtain a uniform emulsification system; and under the condition of stirring, cooling and solidifying the emulsifying system to obtain the cream. The preparation method of the cream under the alkaline condition has good stability on unstable components, an emulsifying system and the cream under the alkaline condition, and has good stability on the unstable components, the emulsifying system and the cream under the alkaline conditionEnhancing the using effect and stability of the medicine has important significance.

摘要：【中文】本发明提供一种利用近红外光谱技术测定青花菜蔬菜粉中4‑甲基硫氧丁基硫苷(RAA)含量的方法，包括如下步骤：1)建立预测青花菜蔬菜粉样品中RAA含量的近红外模型；2)对待测青花菜蔬菜粉样品进行近红外光谱检测，采用建立好的近红外模型对检测得到的光谱数据进行分析，预测青花菜蔬菜粉样品中RAA的含量。本发明利用近红外光谱检测系统实现青花菜粉状样品中4‑甲基硫氧丁基硫苷(RAA)含量的快速无损预测，具有原料无损、检测过程高效快捷、预测数据相对准确等优点，为以后的青花菜蔬菜粉样品品质指标的快速检测提供了一个切实可行的技术参考，用于农业或食品工业，可以实现高营养品质青花菜粉状原料快速高效的筛选。 【EN】The invention provides a method for measuring the content of 4-methyl sulfur oxygen butyl thioglycoside (RAA) in broccoli vegetable powder by utilizing a near infrared spectrum technology, which comprises the following steps: 1) establishing a near-infrared model for predicting RAA content in a broccoli vegetable powder sample; 2) and performing near infrared spectrum detection on the broccoli vegetable powder sample to be detected, and analyzing the spectral data obtained by detection by adopting the established near infrared model to predict the RAA content in the broccoli vegetable powder sample. The method utilizes the near infrared spectrum detection system to realize the rapid nondestructive prediction of the content of the 4-methyl thiooxybutyl thioglycoside (RAA) in the broccoli powdery sample, has the advantages of nondestructive raw materials, efficient and rapid detection process, relatively accurate prediction data and the like, provides a feasible technical reference for the subsequent rapid detection of the quality index of the broccoli vegetable powder sample, is used for agriculture or food industry, and can realize the rapid and efficient screening of the high-nutrition-quality broccoli powdery raw materials.

摘要：【中文】本发明提供一种青花菜粉状原料中抗肿瘤成分前体物质3‑甲基吲哚基硫苷(GBC)含量的无损检测方法。所述方法包括：建立预测青花菜粉状原料样品中GBC含量的近红外模型；2)对待测青花菜粉状原料样品进行近红外光谱检测，采用建立好的近红外模型对检测得到的光谱数据进行分析，预测青花菜粉状原料样品中GBC含量。本发明利用近红外光谱检测系统实现青花菜粉状原料样品中抗肿瘤成分前体物质GBC含量的快速无损预测，具有原料无损、检测过程高效快捷、预测数据相对准确等优点，为以后的青花菜粉状原料样品品质指标的快速检测提供了一个切实可行的技术参考，用于农业或食品工业，可以实现高营养品质青花菜粉状原料快速高效的筛选。 【EN】The invention provides a nondestructive testing method for the content of an antitumor component precursor 3-methylindolyl thioglycoside (GBC) in a broccoli powdery raw material. The method comprises the following steps: establishing a near-infrared model for predicting the GBC content in the broccoli powdery raw material sample; 2) and performing near infrared spectrum detection on the broccoli powdery raw material sample to be detected, and analyzing the spectral data obtained by detection by adopting the established near infrared model to predict the GBC content in the broccoli powdery raw material sample. The method utilizes the near infrared spectrum detection system to realize the rapid nondestructive prediction of the content of the antitumor component precursor GBC in the broccoli powdery raw material sample, has the advantages of nondestructive raw materials, efficient and rapid detection process, relatively accurate prediction data and the like, provides a feasible technical reference for the subsequent rapid detection of the quality index of the broccoli powdery raw material sample, is used for agriculture or food industry, and can realize the rapid and efficient screening of the high-nutrition quality broccoli powdery raw material.

摘要：【中文】本发明涉及无线通信与定位技术领域，具体涉及一种基于TOF和位置指纹融合的LoRa定位方法，包括：利用TOF测距技术测量终端UE与网关GW的距离；利用高斯模型优化测距值[d_T]；建立离线指纹定位；建立在线指纹定位，得到信号强度R_U＇，计算UE与GW1、GW2和GW3的距离[d_R]；利用[d_R]对[d_T]进行修正融合，得到[d_C]；利用三点定位算法，将[d_C]转化为UE第一组位置；将R_U＇与AP信号强度、位置信息进行融合对比，得到UE第二组位置；对得到的UE第一组位置和UE第二组位置进行加权融合，得到最佳位置信息。本发明的定位技术采用LoRa自组网技术，不依赖运营商网络，且定位精度大大提高。 【EN】The invention relates to the technical field of wireless communication and positioning, in particular to a LoRa positioning method based on TOF and position fingerprint fusion, which comprises the following steps: measuring the distance between the terminal UE and the gateway GW by using a TOF (time of flight) ranging technology; optimizing range values [ d ] using Gaussian models_T](ii) a Establishing off-line fingerprint positioning; establishing on-line fingerprint positioning to obtain signal strength R_U' calculating the distances of the UE from GW1, GW2 and GW3 [ d_R](ii) a By using [ d_R]To [ d ]_T]Performing correction fusion to obtain [ d_C](ii) a Using a three-point positioning algorithm, will [ d_C]Translating to a first set of UE locations; r is to be_UPerforming fusion comparison on AP signal strength and position information to obtain a second group of UE positions; and carrying out weighted fusion on the obtained first group of UE positions and the obtained second group of UE positions to obtain the optimal position information. The positioning technology of the invention adopts the LoRa ad hoc network technology, does not depend on the operator network, and greatly improves the positioning precision.

摘要：【中文】本发明公开了一种热泵储电热电联供系统，该系统将热泵储热和跨季节储热相结合，组成热泵储电热电联供系统，解决了传统热泵储电系统效率低、热/电调峰能力弱等问题。本发明一种热泵储电热电联供系统具有多种储热方式互为补充、互为协调、互为备用、热电比的配比更灵活、系统效率更高等优点，且可以实现100％可再生能源利用率，大幅度提高系统热/电调峰能力。 【EN】The invention discloses a heat pump electricity storage and heat and power combined supply system, which combines heat pump heat storage and cross-season heat storage to form a heat pump electricity storage and heat and power combined supply system and solves the problems of low efficiency, weak heat/electricity peak power and the like of the traditional heat pump electricity storage system. The heat pump electricity storage, heat and power combined supply system has the advantages of multiple heat storage modes of mutual complementation, mutual coordination, mutual standby, more flexible proportion of thermoelectric ratio, higher system efficiency and the like, can realize 100 percent of renewable energy utilization rate, and greatly improves the hot/electricity peak regulation capacity of the system.

摘要：【中文】本发明公开了一种鲁棒前馈控制器与高频增益补偿器优化方法，包括步骤：建立EPS系统数学模型，得到系统传递特性；建立力矩控制环控制策略，并通过系统数学模型与基本控制策略得到对驾驶员的转向感觉产生显著影响的传递函数；将力矩传感器信号的变化作为EPS系统主要扰动，力矩控制环利用二阶前馈控制器进行扰动补偿，将由主要扰动引起的EPS系统传递特性的变化视为系统的不确定性，建立内部模型控制结构；运用鲁棒控制理论，建立鲁棒前馈控制器的设计目标，并通过求解最优算法得到鲁棒二阶前馈控制器；增加高频增益补偿器改善二阶前馈控制器在高频段的控制效果。本发明不仅可方便鲁棒控制器的参数获取，而且能更为简便地对控制器进行调整。 【EN】The invention discloses a robust feedforward controller and high-frequency gain compensator optimization method, which comprises the following steps: establishing an EPS system mathematical model to obtain system transfer characteristics; establishing a torque control loop control strategy, and obtaining a transfer function which has obvious influence on the steering feeling of a driver through a system mathematical model and a basic control strategy; the method comprises the following steps of taking the change of a torque sensor signal as main disturbance of the EPS system, using a second-order feedforward controller to carry out disturbance compensation on a torque control loop, taking the change of the EPS system transfer characteristic caused by the main disturbance as the uncertainty of the system, and establishing an internal model control structure; establishing a design target of the robust feedforward controller by using a robust control theory, and solving an optimal algorithm to obtain a robust second-order feedforward controller; and a high-frequency gain compensator is added to improve the control effect of the second-order feedforward controller in a high frequency band. The invention not only can conveniently acquire the parameters of the robust controller, but also can more simply and conveniently adjust the controller.

摘要：【中文】本发明涉及一种适用于水下焊接技术领域，更具体的说是一种适用于水下湿法焊条电弧焊的焊接装置和焊接工艺方法。该焊接装置可辅助焊工完成水下湿法焊条电弧焊，基本实现了焊条燃弧过程的半自动化和机械化操作。该工艺方法的试验结果表明，整个焊接过程稳定，焊接速度可控，焊缝成形好，焊接效率高，焊接质量优。 【EN】The invention relates to the technical field of underwater welding, in particular to a welding device and a welding process method suitable for underwater wet-process shielded metal arc welding. The welding device can assist a welder to finish underwater wet-process welding rod electric arc welding, and basically realizes semi-automation and mechanical operation of the welding rod arc burning process. The test result of the process method shows that the whole welding process is stable, the welding speed is controllable, the welding seam is formed well, the welding efficiency is high, and the welding quality is excellent.