The present invention relates to nano-emulsions and powders wool, their preparation and use. In order to provide a simple and nano wool preparation of emulsions and powders, the present invention provides: a base catalyzed hydrolysis of treatment of wool, the protein emulsion was prepared, its furth.....
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一种机织织物由疏水性和亲水性材料的通常均匀机织的结构组成，并且具有疏水性和亲水性材料的内部和外部暴露表面。内部暴露表面的区域为４０％至７０％疏水性材料，并且外部暴露表面的区域主要是亲水性材料。
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一种电容式微加工超声换能器(CMUT)(200)，该电容器微加工超声换能器包括：操作地连接至顶部电极(210)的薄膜(220)和具有凹穴(230)的底部电极。在施加直流(DC)偏压时，所述薄膜(220)朝向所述底部电极挠曲，使得所述薄膜(220)的周边边缘区域接近所述底部电极，并且所述薄膜的所述周边边缘区域附近的静电力得到增加。
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An aqueous cleaner, the use of ozone gas as the disinfectant for cleaning aquarium / aquarium / water in the tank, the purifier includes a housing, the impurity collecting tube, inner tube, support tube and a gas feed pipe, the gas inlet pipe connected to the ozone generator, ozone gas to enter. Ozo.....
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The present invention provides a simple and effective compensation for voltage transients of the reference signal generator, which consists of the relay, and the Butterworth filter, linking together, the input signal passes through the reference signal generator to generate a total low harmonic dist.....
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