探讨采用迁移阻碍剂(明矾和聚乙烯醇)来减少纸页中的树脂迁移,并提供一种简便、快捷的方法来评价树脂迁移的效果。
Migration inhibitors (alum and PVA) used for minimizing binder migration in paper are introduced. A new way to evaluate the effect of migration with the optical parameter is recommended.
抑制剂一般是小分子,他们不可逆转地结合在受体上阻碍其正常功能,而兴奋剂可以是小或大分子。
Antagonists tend to be small molecules that bind irreversibly to the receptor preventing its normal function, while agonists may be small or large molecules (e.g. peptide or protein hormones).
由于散落的核燃料和用作冷却剂的海水中析出的盐极有可能堵塞循环系统的管道,1号机组中的水流目前“受到极大阻碍,很有可能已经被堵塞”;
Because slumping fuel and salt from seawater that had been used as a coolant is probably blocking circulation pathways, the water flow in No. 1 “is severely restricted and likely blocked.
一项研究表明食用牛奶巧克力并不能增加血液中的抗氧化剂,这也许是因为牛奶阻碍了巧克力中的抗氧化剂的吸收。
One study found that eating milk chocolate did little to raise antioxidant levels in the blood, perhaps because milk interferes with the absorption of antioxidants from chocolate.
最经常的情况是,在膨胀阀处水分变成冰儿阻碍了制冷剂的流动。
In most cases the refrigerant flow is being obstructed as moisture turns to ice at the expansion valve.
但由于人工接种剂与土著根瘤菌的竞争结瘤问题一直未得到很好解决,阻碍了这些高效固氮菌株田间应用效果的发挥。
But the application of inoculant in field was blocked as the problem of nodulation competitiveness between inoculant strains and indigenous strains was not been solved completely.
在传统凝胶电解质中,均存在胶凝剂部分或全部溶解于溶剂组分中,阻碍离子扩散迁移,降低离子导电性能。
The dissolution of whole or part of matrix in electrolyte hinders the diffusion of ions and causes low ionic conductivity.
每一种有效的情绪稳定剂阻碍了众所周知的激发(一种神经细胞的光敏处理)的大脑过程,因而他们伴随着一种全面的情绪阶段反应为较小的刺激。
It is a fact that every effective mood stabilizer blocks the brain process known as kindling, a sensitizing of nerve cells so that they react to even minor provocations with a full-blown mood episode.
系统中残留的冷冻油,阻碍制冷剂的蒸发。
Freezing oil which is remained in the system hinders evaporating of refrigerant.
连接管的流阻造成吸气压力的下降,对工质密度产生严重影响;系统中残留的冷冻油,阻碍制冷剂的蒸发。
The drop of suction pressure which is caused by flowing obstruct of linked tube leads to serious influence to refrigerant density.
结果表明,柴油流动性改进剂的加入,使柴油中的蜡晶变短变小,阻碍蜡晶相互连接搭桥成网。
Results showed that the addition of diesel flow improver into diesel oil leaded wax crystals to become shorter and small and inhibit formation of wax crystals network.
另外,由于用于甲醇直接脱氢反应的催化剂种类繁多,使该反应的机理仍模糊不清,从而阻碍了人们对各种催化剂的进一步优化。
In addition, the reaction mechanism of methanol dehydrogenation is not clear for the various catalysts, which hampering us to optimize the catalyst ulteriorly.
XPS分析表明聚苯胺微管具有比其本体试样更高的掺杂度,这是由于聚苯胺微管极大的比表面积有利于掺杂及模板孔壁阻碍了掺杂剂挥发;
XPS shows that the doping degree of PANI microtubes is higher than that of PANI bulk sample, due to huge surface area of PANI microtubes.
XPS分析表明聚苯胺微管具有比其本体试样更高的掺杂度,这是由于聚苯胺微管极大的比表面积有利于掺杂及模板孔壁阻碍了掺杂剂挥发;
XPS shows that the doping degree of PANI microtubes is higher than that of PANI bulk sample, due to huge surface area of PANI microtubes.
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