摘要：【中文】本发明公开了一种井下长距离供电装置，包括底座和支撑架，所述支撑架的底部固定有万向轮，所述支撑架的顶部固定有底座，所述底座的顶部从左至右依次安装有逆变箱和控制箱，所述底座的顶部位于逆变箱和控制箱的一侧安装有高频变压器；本发明还公开了一种井下长距离供电装置的使用方法；本发明的有益效果是：通过在支撑架上设计的支撑组件，通过螺杆带动抵板推进，使得抵板抵在主回路箱的底部，起到对主回路箱的支撑，减小主回路箱所受的负荷；通过在逆变箱的表面贯通开设相对分布的通孔，且逆变箱的前表面位于通孔的外侧设置防尘机构，有助于更好的利用防护网阻隔灰尘，并散热，也便于在防护网表面积灰时，将防护网取下进行清洁。 【EN】The invention discloses an underground long-distance power supply device which comprises a base and a support frame, wherein universal wheels are fixed at the bottom of the support frame, the base is fixed at the top of the support frame, an inverter box and a control box are sequentially installed at the top of the base from left to right, and a high-frequency transformer is installed at one side, located on the inverter box and the control box, of the top of the base; the invention also discloses a using method of the underground long-distance power supply device; the invention has the beneficial effects that: the support component designed on the support frame drives the abutting plate to advance through the screw rod, so that the abutting plate abuts against the bottom of the main loop box, the main loop box is supported, and the load borne by the main loop box is reduced; through link up the through-hole of seting up relative distribution on the surface at the contravariant case, and the front surface of contravariant case is located the outside of through-hole and sets up dustproof mechanism, helps better utilization protection network separation dust to the heat dissipation, also be convenient for when protection network surface deposition, take off the protection network and clean.

摘要：【中文】一种三维氟氮掺杂石墨烯/二氧化钛复合材料及制备方法，涉及纳米复合材料领域。首先将氧化石墨烯加入去离子水中制得氧化石墨烯分散液；然后将氟钛酸铵和尿素加入到氧化石墨烯分散液中，分散均匀后进行水热反应得到三维氟氮石墨烯/二氧化钛凝胶，并进行冷冻干燥处理，得到三维氟氮掺杂石墨烯/二氧化钛预产物；最后将三维氟氮掺杂石墨烯/二氧化钛预产物进行高温煅烧处理，即制得三维氟氮掺杂石墨烯/二氧化钛复合材料。通过氟和氮元素的掺杂改性，显著提高三维石墨烯的电导率和电子迁移率，有效抑制二氧化钛光生电子‑空穴对复合，三维石墨烯为二氧化钛电子的高效传输提供载体，同时能高效吸附污染物，进一步提高光催化性能。 【EN】A three-dimensional fluorine-nitrogen doped graphene/titanium dioxide composite material and a preparation method thereof relate to the field of nano composite materials. Firstly, adding graphene oxide into deionized water to prepare a graphene oxide dispersion liquid; then adding ammonium fluotitanate and urea into the graphene oxide dispersion liquid, uniformly dispersing, then carrying out hydrothermal reaction to obtain three-dimensional fluorine-nitrogen graphene/titanium dioxide gel, and carrying out freeze drying treatment to obtain a three-dimensional fluorine-nitrogen doped graphene/titanium dioxide pre-product; and finally, carrying out high-temperature calcination treatment on the three-dimensional fluorine-nitrogen doped graphene/titanium dioxide pre-product to obtain the three-dimensional fluorine-nitrogen doped graphene/titanium dioxide composite material. Through doping modification of fluorine and nitrogen elements, the conductivity and the electron mobility of the three-dimensional graphene are remarkably improved, the recombination of titanium dioxide photo-generated electron-hole pairs is effectively inhibited, the three-dimensional graphene provides a carrier for efficient transmission of titanium dioxide electrons, pollutants can be efficiently adsorbed, and the photocatalytic performance is further improved.

摘要：【中文】本发明公开了一种用于庭院经济的菌菇种植方法，涉及菌菇种植技术领域，该用于庭院经济的菌菇种植方法包括以下步骤：在庭院区域内放置长度为12‑24m、宽度为4‑8m的阳光板大棚；在阳光板大棚内摆放4‑8排菇棒架；10月至次年2月在菇棒架上种植香菇；3月至6月在菇棒架上种植猴头菇；在本发明中，通过对阳光板大棚的规格尺寸设计、菇棒架的合理摆放设置以及菌菇作物不同季度的选用，使农户在庭院区域内也可养殖菌菇作物，使菌菇作物不再需要大型集中化养殖，有效的提高了农户的收入，提高了庭院经济的发展。 【EN】The invention discloses a mushroom planting method for courtyard economy, which relates to the technical field of mushroom planting, and comprises the following steps: placing a sunlight plate greenhouse with the length of 12-24m and the width of 4-8m in a courtyard area; placing 4-8 rows of mushroom rod racks in the sunlight-plate greenhouse; planting mushrooms on the mushroom stick rack from 10 months to 2 months in the next year; planting hericium erinaceus on the mushroom bar rack in 3-6 months; according to the invention, through the specification and size design of the sunlight plate greenhouse, the reasonable arrangement of the mushroom rod frames and the selection of the mushroom crops in different seasons, farmers can also cultivate the mushroom crops in the courtyard area, so that the mushroom crops do not need large-scale centralized cultivation any more, the income of the farmers is effectively increased, and the development of courtyard economy is improved.

摘要：【中文】本发明提供了可用于在工业相关条件下不对称合成β‑羟基‑α‑氨基酸的工程化多肽，这些工程化多肽是以催化合成(2S,3R)‑2‑氨基‑3‑羟基‑3‑(4‑硝基苯)丙酸的能力为指标，进过定向进化过程开发而得到的。本公开内容还提供了编码工程化多肽的多核苷酸、能够表达工程化多肽的宿主细胞和使用工程化多肽产生β‑羟基‑α‑氨基酸的方法。与其他制备方法相比，使用本发明的工程化多肽用于β‑羟基‑α‑氨基酸的制备，所得产物中立体异构体纯度高，反应条件温和，污染小，能耗低，因此具有很好的工业应用前景。 【EN】The invention provides engineered polypeptides for asymmetrically synthesizing β -hydroxy- α -amino acid under industrially relevant conditions, which are obtained by developing a directed evolution process with the ability of catalytically synthesizing (2S,3R) -2-amino-3-hydroxy-3- (4-nitrophenyl) propionic acid as an index, polynucleotides encoding the engineered polypeptides, host cells capable of expressing the engineered polypeptides and a method for producing β -hydroxy- α -amino acid by using the engineered polypeptides.

摘要：【中文】一种基于模式增长算法的基因变异检测方法，在预处理后的测序比对数据中提取有变异特征信号的数据并进行聚类，将聚类后的每一类数据中所有的短读段序列依据比对状态拆分成状态分别为S和M的两段，将所有的S段的序列压缩建立一致性序列，将所有的M段的序列压缩建立一致性序列；并对同一类中的数据信息进行计算，则形成超项目，根据每个超项目在基因组上的位置将每个超项目按顺序存入变异信号数据库中；使用模式增长算法，建立断点间的比对关系；建立变异模型，确定变异的类型。本发明直接将过滤后数据库中的所有断点为对象进行比对来获取相互比对关系，从而得到全局比对信息，实现更精准的变异检测效果，对较小或较大变异均有很好的检测效果。 【EN】A gene variation detection method based on a pattern growth algorithm comprises the steps of extracting data with variation characteristic signals from preprocessed sequencing comparison data, clustering, splitting all short read segment sequences in each type of clustered data into two segments with states of S and M respectively according to a comparison state, compressing all sequences of the S segments to establish a consistent sequence, and compressing all sequences of the M segments to establish a consistent sequence; calculating data information in the same class to form superitems, and sequentially storing each superitem into a variation signal database according to the position of each superitem on a genome; establishing a comparison relation between breakpoints by using a pattern growth algorithm; and establishing a variation model and determining the type of variation. According to the invention, all breakpoints in the filtered database are directly compared as objects to obtain the mutual comparison relationship, so that the global comparison information is obtained, a more accurate variation detection effect is realized, and a good detection effect is achieved on small or large variations.

摘要：【中文】本申请公开了一种面向领域的兴趣点选择方法、装置以及电子设备，涉及兴趣点选择领域。具体实现方案为：从兴趣点全集中选择目标兴趣点，并确定目标领域；获取包括多个样本的样本集合，各样本包括所属领域以及目标兴趣点；利用样本集合计算目标兴趣点与目标领域之间的相关度；根据相关度，得到目标领域相关的兴趣点。提高了兴趣点选择的适用性，能够更好的针对用户的兴趣进行兴趣点选择，能够适应样本规模不断增加的场景。 【EN】The application discloses a field-oriented interest point selection method and device and electronic equipment, and relates to the field of interest point selection. The specific implementation scheme is as follows: selecting a target interest point from the interest point complete set, and determining a target field; obtaining a sample set comprising a plurality of samples, wherein each sample comprises a field and a target interest point; calculating the correlation between the target interest point and the target field by utilizing the sample set; and obtaining the interest points related to the target field according to the correlation. The method and the device improve the applicability of interest point selection, can better select interest points according to the interest of the user, and can adapt to scenes with continuously increased sample scale.

摘要：【中文】本发明公开了一种自适应组合扳手，包括前端加工有大尺寸扳手孔的扳手本体、逐层插接且轴向限位在所述扳手本体大尺寸扳手孔内的多个扳手套，以及分别设置在每个扳手套后端的复位弹簧；所述的各个扳手套内腔加工为不同尺寸的扳手孔，每个扳手套的外形与外侧扳手套的内形相匹配，最外侧扳手套的外形与扳手本体大尺寸扳手孔的内形相匹配；组合扳手的前端推入待装配螺栓或螺钉的后端，小于待装配螺栓或螺钉后端尺寸的扳手套向后压缩与其对应的复位弹簧，使相匹配尺寸的扳手套套在待装配螺栓或螺钉后端，转动组合扳手即可完成装配。本发明的组合扳手能够自动适应不同尺寸螺栓或螺钉的装配。 【EN】The invention discloses a self-adaptive combined wrench, which comprises a wrench body, a plurality of wrench sleeves and a reset spring, wherein the front end of the wrench body is provided with a large-size wrench hole, the wrench sleeves are inserted layer by layer and axially limited in the large-size wrench hole of the wrench body, and the reset spring is arranged at the rear end of each wrench sleeve; the inner cavity of each wrench sleeve is processed into wrench holes with different sizes, the appearance of each wrench sleeve is matched with the inner shape of the outer wrench sleeve, and the appearance of the outermost wrench sleeve is matched with the inner shape of the large-size wrench hole of the wrench body; the front end of the combined wrench is pushed into the rear end of the bolt or the screw to be assembled, the wrench sleeve with the size smaller than the rear end of the bolt or the screw to be assembled compresses the reset spring corresponding to the wrench sleeve backwards, the wrench sleeve with the matched size is sleeved at the rear end of the bolt or the screw to be assembled, and the combined wrench is rotated to complete assembly. The combined wrench can automatically adapt to the assembly of bolts or screws with different sizes.

摘要：【中文】面向生物大数据的流式传输与变异实时挖掘系统及方法，传输层读取数据层中的测序数据文件，通过生物数据流式传输算法生成测序数据流，再将测序数据流，发送给计算层；计算层接收来自传输层的实时测序读段数据，根据基于Map Reduce的删除变异实时挖掘算法，实时计算该局部测序区域是否存在删除变异并输出删除变异的左右端点，并将删除变异的左右端点传输给用户层。通过基于Map Reduce的删除变异实时挖掘算法，根据实时接收到的局部测序数据流，即可实时判断局部区域是否存在删除变异，而不需要整个基因组中的上下文信息，实现了对测序数据的解耦，降低了传统测序数据处理算法对计算资源的高要求和高依赖。 【EN】The method comprises the steps that a transmission layer reads a sequencing data file in a data layer, a sequencing data stream is generated through a biological data streaming algorithm, and then the sequencing data stream is sent to a calculation layer; and the calculation layer receives real-time sequencing read data from the transmission layer, calculates whether the local sequencing region has deletion variation or not in real time according to a deletion variation real-time mining algorithm based on Map Reduce, outputs left and right endpoints of the deletion variation, and transmits the left and right endpoints of the deletion variation to the user layer. By adopting the Map Reduce-based deletion variation real-time mining algorithm, whether deletion variation exists in a local region can be judged in real time according to a real-time received local sequencing data stream without context information in the whole genome, so that decoupling of sequencing data is realized, and high requirements and high dependence of a traditional sequencing data processing algorithm on computing resources are reduced.

摘要：【中文】一种基于二代测序数据的反转相关复杂变异检测方法，在滑动窗口内，根据给定的bam文件与选定的参考基因组进行比对，得到Read Pair信号，并以Read Pair信号对不能完全匹配的Read进行Split Read信号分析，得到对应的断点匹配情况；建立Split Read信号理论模型；将断点匹配情况经过建立的模型，如果符合某个模型时，记录下相应的变异类型和位置，再判断是否是可信的变异。本发明根据理论信号建立了变异模型信号，因此可以很准确地提出变异类型；本发明使用Split Read信号，以模式增长算法寻找字符串的最大最小唯一子串，所以能够很精确地指出变异的位置信息。 【EN】A reverse correlation complex variation detection method based on second-generation sequencing data is characterized in that in a sliding window, a given bam file is compared with a selected reference genome to obtain a Read Pair signal, and the Read Pair signal is used for performing Split Read signal analysis on Read which cannot be completely matched to obtain a corresponding breakpoint matching condition; establishing a Split Read signal theoretical model; and recording the corresponding mutation type and position if the breakpoint matching condition meets a certain model, and judging whether the mutation is credible. According to the method, the variation model signal is established according to the theoretical signal, so that the variation type can be accurately provided; the invention uses the Split Read signal to search the maximum and minimum unique substrings of the character string by a pattern growth algorithm, so that the position information of the variation can be accurately pointed out.

摘要：【中文】本发明提供了可用于在工业相关条件下不对称合成β‑羟基‑α‑氨基酸的工程化醛缩酶多肽。本公开内容还提供了编码工程化醛缩酶多肽的多核苷酸、能够表达工程化醛缩酶多肽的宿主细胞和使用工程化醛缩酶多肽产生β‑羟基‑α‑氨基酸的方法。与其他制备方法相比，使用本发明的工程化醛缩酶多肽用于β‑羟基‑α‑氨基酸的制备，所得产物中立体异构体纯度高，反应条件温和，具有很好的工业应用前景。 【EN】The present disclosure also provides polynucleotides encoding the engineered aldolase polypeptides, host cells capable of expressing the engineered aldolase polypeptides, and methods of producing β -hydroxy- α -amino acids using the engineered aldolase polypeptides.