摘要：【中文】本发明公开了一种蓬松性加工丝，该蓬松性加工丝是由鞘丝和芯丝组成，鞘丝呈三维立体状围绕在芯丝周围；该蓬松性加工丝纤维表面附着有硅系平滑剂，硅系平滑剂的数均分子量Mn为8000～100000g/mol。以IDFB方法测得该加工丝的蓬松度为400inch³/30g～800inch³/30g。本发明的蓬松性加工丝，其蓬松性优良，不仅具有轻量保暖的特性，还具有手感柔软滑爽的风格，同时耐机洗性能优越，可以替代羽绒作为填充物用途使用。 【EN】The invention discloses a fluffy processing silk, which consists of a sheath silk and a core silk, wherein the sheath silk surrounds the core silk in a three-dimensional shape; the surface of the fluffy yarn fiber is adhered with a silicon smoothing agent, and the number average molecular weight Mn of the silicon smoothing agent is 8000-100000 g/mol. The bulkiness of the processed yarn was measured to be 400inch by IDFB method³/30g～800inch³30g of the total weight. The fluffy processing yarn disclosed by the invention is excellent in fluffy property, not only has the characteristics of light weight and heat preservation, but also has the style of soft and smooth hand feeling, is excellent in machine washing resistance, and can be used as a filler instead of down feather.

摘要：【中文】本发明提供一种工业用酶液的热处理澄清方法，包括以下步骤：(1)选择目的蛋白培养发酵：选择目的蛋白，按照现有发酵生产工艺发酵得到发酵液，再将发酵液进行细胞破碎处理，即得细胞破碎液；(2)热处理澄清：将步骤(1)所得细胞破碎液进行热处理澄清；(3)后处理：将步骤(2)热处理澄清后的液体进行离心处理，并收集清液，即为目的蛋白的工业用酶澄清液。该方法具有工艺简单、成本较低且具有环保优势，澄清后酶液中目的蛋白的酶活损失不大于10％，且浊度低于500NTU并能够通过0.2μm的过滤膜。 【EN】The invention provides a heat treatment clarification method of industrial enzyme liquid, which comprises the following steps: (1) selecting target protein for culture fermentation: selecting target protein, fermenting according to the existing fermentation production process to obtain fermentation liquor, and then performing cell disruption treatment on the fermentation liquor to obtain cell disruption liquid; (2) and (3) heat treatment clarification: carrying out heat treatment clarification on the cell disruption solution obtained in the step (1); (3) and (3) post-treatment: and (3) centrifuging the liquid subjected to heat treatment and clarification in the step (2), and collecting clear liquid, namely the industrial enzyme clarified liquid of the target protein. The method has the advantages of simple process, low cost and environmental protection, the enzyme activity loss of the target protein in the clarified enzyme solution is not more than 10 percent, the turbidity is lower than 500NTU, and the clarified enzyme solution can pass through a filtering membrane of 0.2 mu m.

摘要：【中文】本发明属于环境治理领域，提供治理或净化黑臭水体水质的方法，所述黑臭水体包含S^2‑，所述方法包括向所述水体中施用本发明的寡养单胞菌sp3或其组合物。本发明的方法利用寡养单胞菌高效地氧化S^2‑，有效降低水体中S^2‑含量，从而改善水体质量，在黑臭水体的治理和净化上有显著的效果。 【EN】The invention belongs to the field of environmental management and provides a method for treating or purifying the water quality of black and odorous water body containing S^2‑The method comprises administering stenotrophomonas sp3 of the invention or a composition thereof into the body of water. The method of the invention utilizes stenotrophomonas to efficiently oxidize S^2‑Effectively reduce S in the water body^2‑The content of the black and odorous water is reduced, thereby improving the quality of the water body and having remarkable effect on the treatment and purification of the black and odorous water body.

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.

摘要：【中文】本发明公开了一种宽热成形加热工艺窗口的Cr‑Al‑Si合金体系涂覆钢板及其制备和热冲压成形工艺，涂覆钢带所用液浴含有以下重量百分比的原料：5‑11％Si、0‑4％Fe、0.05‑0.8％Cr，剩余部分为Al和加工中所固有的杂质，涂覆层厚度为10‑33μm，所制备的热冲压零件的涂装、冷弯、抗氢致延迟开裂性能优异，焊接接头损耗低。 【EN】The invention discloses a Cr-Al-Si alloy system coated steel plate with a wide hot forming heating process window and a preparation and hot stamping forming process thereof, wherein a liquid bath used for coating the steel plate contains the following raw materials in percentage by weight: 5-11% of Si, 0-4% of Fe, 0.05-0.8% of Cr, the balance of Al and impurities inherent in processing, and the thickness of the coating layer is 10-33 mu m.