With the growth of the content and molecular weight of polyethersulfone, its water flux is reducing, and the retention ratio of bovine serum albumin is increasing.
随着聚醚砜相对分子质量和含量增大，膜的水通量减少而对牛血清白蛋白的截留率提高。
Aiming at these defects, a kind of special mortar for plastering aerated concrete with good workability, good water retention, high bonding strength and low shrinkage ratio has been prepared.
针对这些缺陷，研制了一种和易性好、保水性好、粘结强度高、收缩率低，适合加气混凝土抹灰用的砂浆。
The application results show that the intensity of resisting pressure, the ratio of absorbing water and the ratio of retention water of the concrete blocks spread or sprayed with the curing...
应用实验表明，涂有乳化蜡型混凝土养护剂的混凝土模块抗压强度、吸水率和失水率均优于或等于传统养护。
The application results show that the intensity of resisting pressure, the ratio of absorbing water and the ratio of retention water of the concrete blocks spread or sprayed with the c...
应用实验表明，涂有乳化蜡型混凝土养护剂的混凝土模块抗压强度、吸水率和失水率均优于或等于传统养护。
The application results show that the intensity of resisting pressure, the ratio of absorbing water and the ratio of retention water of the concrete blocks spread or sprayed with the c...
应用实验表明，涂有乳化蜡型混凝土养护剂的混凝土模块抗压强度、吸水率和失水率均优于或等于传统养护。
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