查询词典 compound

Objective To study the bonding strength between impression compound and alginate impression material.

目的研究印模膏与3种藻酸盐印模材料之间的粘结强度。

A novel trifunctional fluorinated epoxy compound was synthesized, which was cured with one alicyclic anhydride and two aromatic diamines, respectively.

固化后的含氟三官能团环氧树脂表现出高玻璃化转变温度、低介电常数、低热膨胀系数、低吸水率等特点。

Insect repellent ; alicyclic compound ; synthesis ; mosquitoe

昆虫驱避剂；脂环化合物；化学合成；蚊虫

HONEY, a most assimilable carbohydrate compound, is a singularly acceptable, practical and most effective aliment to generate heat, create and replace energy, and furthermore, to form certain tissues.

蜂蜜，一类最易同化的碳水化合物，是少见的易吸收，实际的且最有效地滋补品，它能够产生热量，创造或代替能量，并且能够形成一定的组织。

The bentonite can be modified by alkali metal and or alkaline earth metal compound.

所述膨润土可以用碱金属和/或碱土金属化合物进行改性。

The reaction performance that the soda acid sex of carrier and the size of the area that compare a list affect activator directly, of the compound carrier surface that decorates via alkaline-earth metal alkalescent increase, rose to leave capacity to the adsorptive solution of CO2, activation agent is shown in reforming reaction better fight carbon deposit ability.

载体的酸碱性和比表面积的大小直接影响到催化剂的反应性能，经碱土金属修饰的复合载体表面的碱性增强，提高了对CO2的吸附解离能力，使催化剂在重整反应中表现出较好的抗积炭能力。

The invention relates to a method for making oligomeric isocyanates by reacting diisocyanates in the presence of a catalyst, wherein the catalyst comprises a saline compound prepared from an anion selected from 1,2,3- or 1,2,4-triazole, a substituted species of 1,2,3- or 1,2,4-triazole and carbocyclically and/or heterocyclically annellated species of 1,2,3- or 1,2,4-triazole and the cation selected from an alkali metal, alkaline-earth metal and/or monovalent ammonium cation and/or phosphonium cation of formula (5), wherein the E, R1, R2, R3, R4 are as defined in the descriotion.

本发明涉及一种制备低聚异氰酸酯的方法，包括二异氰酸酯在催化剂的存在下进行反应，其中所述催化剂由盐化合物组成，该盐化合物由选自1，2，3-或1，2，4-三唑、1，2，3-或1，2，4-三唑的取代系列者、1，2，4-三唑的碳环稠合系列者、1，2，3-或1，2，4-三唑的杂环稠合系列者的化合物及其混合物的阴离子和选自碱金属、碱土金属和/或通式(5)的一价铵阳离子和/或磷友衾胱拥难衾胱又票福其中E、R 1 、R 2 、R 3 和R 4 如说明书中所定义。

In this work, a series of layered silver-long chain alkylamine complex has been synthesized in the alcohol/water system for the first time, and such compound possesses the special sponge-like macroporous structure.

在本工作中，系列银-不同碳链长度的有机胺的配合物首次在醇-水体系中被合成获得，且该化合物具有特征性的海绵形貌中空结构。

Vitamin E, Pearl, Aloe, Mint, Allantoin, Natural Compound Fresh And Cool

维他命E，珍珠，芦荟，薄荷，尿囊素，天然复合清凉剂

According to compound genotypic allelomorph construction,there are nine kinds of haplotype allelomorph.

根据复合基因型的等位基因构成，存在九种单倍型等位基因。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。