查询词典 salt acid

The second layer (10) comprises: 100 parts by weight of an acrylonitrile-butadiene rubber, said acrylonitrile rubber comprising from 20 to 65 percent by weight of bound acrylonitrile; from 3 to 20 parts by weight, per 100 parts by weight of the NBR, of at least one acid acceptor; from 1 to 10 parts by weight, per 100 parts by weight of the NBR, of at least one organophosphonium salt; and from 0.25 to 10 parts by weight, per 100 parts by weight of the NBR, of at least one amidine.

公开的是一种包含直接相互接触的第一层与第二层的软管；第一层包含从四氟乙烯、六氟丙烯、偏二氟乙烯、和全氟乙烯醚衍生的一种热塑性四元共聚物；第二层包含100重量份丙烯腈丁二烯橡胶，所述丙烯腈橡胶包含约20～约65wt％结合丙烯腈；每100重量份NBR约3～约20重量份至少一种酸受体；每100重量份NBR约1～约10重量份至少一种有机盐；和每100重量份NBR约0.25～约10重量份至少一种脒。

The synthetic progress of polysuccinimide using maleic acid as original material was studied by two steps of aminization and polymerization. Changes of reactant and product composition in aminization reaction step was studied by using bromine value analysis method. It was found that amine salt and amide were main products in this step.

对以马来酐为原料合成聚琥珀酰亚胺的两个反应过程进行了研究，通过溴价测定法研究了胺化反应阶段反应物及产物各组分的变化情况，确定胺化反应阶段的产物组分主要是胺盐和酰胺。

A salt or ester of aspartic acid.

硫酸形成的一种盐或酯。

A salt or ester of aspartic acid .

甘油和硬脂酸形成的酯。

The method comprises the steps of dipping and mixing the mipor asphaltic base globular active carbon prepared by the traditional method with an inorganic metal salt solution by a certain ration; heating under an inert atmosphere to 600 to 1200 DEG C at a temperature increasing rate of 1 to 20 DEG C/min for the secondary carbonization; using acid to wash off the remaining metal inside the carbonized material, so as to obtain the asphaltic base globular active carbon with a high mesoporous rate and narrow distribution of mesoporous spertures.

本发明提供了一种浸渍金属盐二次炭化制备中孔沥青基球形活性炭的方法，该方法是将传统方法制备得到的微孔沥青基球形活性炭按一定比例与无机金属盐溶液浸渍混合，然后在惰性气氛下以1～20℃/min的升温速率加热到600～1200℃下进行二次炭化，炭化料经酸洗除去内部残留的金属后，可制得中孔率较高、中孔孔径分布窄的沥青基球形活性炭。

Sour bambusa lapidea shoots with chili in flexible package s,made of fresh bambusa lapidea shoots and seasoned with chili oil,citric acid and salt,have been manufactured with both advanced techniques and scientific operations of sterilization.

选取新鲜马蹄笋为原料，辅以红油、柠檬酸和盐等调味料，通过先进的工艺和科学的杀菌方法，研制出风味口感俱佳的软包装酸辣马蹄笋，以提高农产品的附加值。

A salt or ester of barbituric acid .

巴比妥酸盐，巴比妥酸酯

Therefore, thermal and photothermal imaging materials have attracted a great attention of researchers in science and technologies. Silver salt of behenic acid has been used as the silver source in the thermographic or photothermographic materials.

山嵛酸银作为热敏和光敏感热显影材料常用的成像银源，其晶体尺寸和形状直接或间接地影响热敏和光敏感热显影材料的性能，如透明度和影像密度等。

A salt or ester of benzoic acid .

十七烷酸的一种甘油酯。

A salt or ester of benzoic acid .

棕榈酸的甘油三酸酯。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。