Space radiation heat transfer and heat flux through extravehicular spacesuit must be solved for the design of the spacesuit passive thermal protection.
进行了舱外航天服的被动热防护性设计，了解其空间辐射换热及空间热流。
A passive sampling technique with electric collecting for measurements of radon flux rate is described.
本文描述了测量氡析出率的驻极体收集被动采样法。
The results showed that percutaneous fluxes of 1 in pH7.4 phosphate buffer solution with anodal and cathodal iontophoresis were 230% and 45% of that of the passive diffusion flux respectively.
结果表明，1生理盐水饱和液阳极导入时的透皮速率是被动扩散的2．3倍，阴极导入时药物的透皮速率是其被动扩散的45％，说明电渗作用明显促进了分子型药物1的经皮渗透；
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