The absorption of ligustrazine is a first-order process with the passive diffusion mechanism.
川芎嗪在肠道的吸收呈一级动力学过程，吸收机制为被动扩散。
The absorption of ferulic acid is a first-order process with the passive diffusion mechanism.
阿魏酸在肠道的吸收呈一级动力学过程，吸收机制为被动扩散。
A sampling method of passive diffusion tube for collecting formaldehyde in indoor air was established.
本文建立了被动式扩散管采集室内空气中甲醛的方法。
Their absorptive mechanism were first-order process and could be concluded simply as the passive diffusion.
结论补骨脂生品和盐炙品在小肠中的吸收机制是简单的被动扩散，吸收呈现一级动力学过程；
RESULTS: The absorption mechanism of oxymatrine complied with the passive diffusion and first order kinetics.
结果氧化苦参碱在肠道的吸收呈现一级吸收动力学特征且吸收机制为被动转运。
Drugs may cross a biologic barrier by passive diffusion, facilitated passive diffusion, active transport, or pinocytosis.
药物可通过被动扩散、易化被动扩散、主动转运或胞饮作用等方式穿越生物屏障。
The mechanism of gastrointestinal absorption of Berberine Hydrochloride is that the drug transfers to cell via passive diffusion.
药物在肠道内的吸收机制是被动扩散的方式。
The results showed that CPZ was well absorbed in the whole intestinal segments, and the mechanism of its intestinal absorption was passive diffusion.
实验结果表明：盐酸氯丙嗪在各肠段的吸收均良好，药物在肠道内的吸收机制为被动扩散。
CONCLUSION The transport of recombinant hirudin across xenopus pulmonary membrane was a passive diffusion process which was energy-independent and carrier-independent.
结论重组水蛭素经蟾蜍肺泡膜的转运是一个非能量依赖、非载体依赖的被动扩散过程。
TDD is the method that patching the drug on the skin, the drug molecules permeating through the skin into the subcutaneous capillary vessels by passive diffusion and enhanced diffusion.
经皮给药是将药物贴敷在皮肤外表面，依靠被动扩散或促进扩散使药物通过皮肤进入皮下毛细血管。
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；
Passive transport by facilitated diffusion requires the presence of specific integral membrane proteins to facilitate the movement of the molecule across the membrane.
协助扩散的被动运输则要求特定的内在膜蛋白去帮助分子完成跨膜运动。
The model is divided into two parts which are LNG heavy gas diffusion and passive process.
模型分为两部分，LNG重气扩散阶段模型和被动扩散阶段模型。
Presently, passive HTO samplers are being widely used abroad. It samples HTO in air based on the principle of gas molecular diffusion and permeation.
目前被动式氚取样器在国外取得了广泛的应用，它是基于气体分子扩散或渗透原理采集空气中氚化水蒸汽（ HTO）样品的一种方法。
To define the influence of active and passive smoking on pulmonary diffusion function.
目的探讨吸烟和被动吸烟对肺通气和肺弥散功能的影响。
A new detection tube for formaldehyde gas based on passive sampling has been developed according to the principle of the gas molecular diffusion and chemical adsorption.
新研制的甲醛被动式检气管是建立在气体分子扩散和化学吸收原理基础上的。
The passive scalar statistics are important in turbulence theories and engineering problems related to turbulent combustion, pollutant diffusion and others.
被动标量场的统计性质，在湍流理论以及湍流燃烧、污染物防治等工程领域都有非常重要的意义。
The passive scalar statistics are important in turbulence theories and engineering problems related to turbulent combustion, pollutant diffusion and others.
被动标量场的统计性质，在湍流理论以及湍流燃烧、污染物防治等工程领域都有非常重要的意义。
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