方法粉末直接压片法制备含渗透活性物质的片芯，滚转包衣锅法分别包溶胀层和控释衣层。
Methods Core tablets containing osmotic active agent were prepared by direct compression and spray coated with swelling layer and semipermeable membrane subsequently.
测定橡胶树不同季节萌动芽的持水力及几种渗透活性物质，并以此判断最适宜的定植季节。
Young sprouts of Hevea planting materials at various seasons were examined in relation to the water-retaining capacity and osmotic substance which were employed to determine optimum planting season.
结果表明，涂料的活性化学物质渗透进入混凝土内部，与混凝土基体发生化学作用生成不溶针状晶体。
The results indicate that reactive ingredient of the paint penetrated into the internal part of concrete reacts with cement matrix to produce insoluble needle-like crystal.
发酵醪中添加活性物质，可以减小发酵液的渗透压，提高酵母的耐酒精能力。
The addition of bio-active substances in fermenting mash could reduce the osmotic pressure of fermenting liquid and increase ethanol tolerance of yeast.
发酵醪中添加活性物质，可以减小发酵液的渗透压，提高酵母的耐酒精能力。
The addition of bio-active substances in fermenting mash could reduce the osmotic pressure of fermenting liquid and increase ethanol tolerance of yeast.
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