The present invention provides a novel potassium-sodium niobate zirconium barium titanate series leadless piezoelectric ceramic composition which comprises perovskite type piezoelectrics KNaNbO3 and strong ferroelectrics Ba(TiZr)O3, the general formula is represented by (1-z)(KNa)NbO3-zBa(TiZr)O3, i.....
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一种测试纺织品刚度的装置，包括一带有沿立柱延伸的刻度和在立柱顶部的支撑表面的立柱。在立柱上连接有构件。该构件带有沿与立柱垂直的方向延伸的刻度。构件可以沿立柱滑动和固定在立柱上。一重物放置在纺织品样品上以便将样品固定在适当位置。测试方法包括将纺织品样品放置在表面上并使纺织品样品的一部分延伸超过表面边缘。然后构件上升到支撑样品的位置，再下降到样品不再受到支撑的位置。从水平和垂直刻度读出读数用于计算。
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虎苷胶囊是我中心开发的治疗乙型肝炎的国家5类中药新药，是利用现代提取工艺，从传统中药材中提取的有效部位制成的胶囊剂型，具有清热利湿，保肝利胆，降酶的功效，主要用于治疗慢性乙型肝炎。慢性乙型肝炎属常见的疑难重症之一，祖国医学将其归属于“黄疸”、“胁痛”、“郁证”、“症积”、“鼓胀”、“积聚”、“虚劳”等范畴。主为内蕴湿热与外邪疫毒内外相引，壅滞不解，毒结肝胆，肝失疏泄。而湿性重浊粘腻，与热相合，胶着难解，始成湿热疫毒，病势缠绵难愈，日久则伤及它脏。本品所用原料药，具有祛风利湿、清热解毒、活血化瘀等功效，尤善降泄肝胆湿热，利胆退黄。临床前研究表明，虎苷胶囊不但具有保肝、利胆、降脂作用，而且具有较好.....
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The invention relates to a method for preparing a mugwort leaf oil microcapsule antibacterial crease-resistant fabric. The method comprises the following steps of: 1) emulsifying mugwort leaf oil in an emulsifying agent made of wall material; 2) performing complex coagulation reaction on the emulsif.....
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