環二混劑 的英文怎麼說
中文拼音 [huánèrhúnjì]
環二混劑
英文
carboxide-
In this paper, glycidyl ether, which was high epoxide value and low viscosity, was synthesized from 2 - trimethylene glycol, epichlorohydrin and the normal butyl alcohol by phase transfer catalyst based on the orthogonal experiment design
摘要採用1 ， 2 -丙二醇、正丁醇和環氧氯丙烷為原料，在相轉移催化劑的作用下反應，通過正交實驗合成了的高環氧值、低粘度的混合醇縮水甘油醚。The paper introduces a new highly - effective synthesis method. decoquinate was synthesized with catechol as starting materials via substitution, reduction, and at last cyclization with " dowtherm a " as solvent
摘要以鄰苯二酚為原料，通過一系列取代反應，再經過還原、縮合，最後在高沸點的混合有機溶劑中關環。制備的3 -喹啉羧酸乙酯衍生物的總收率為24 . 2 % 。The main work done in this paper is as follows : ( 1 ) simulate the temperature field of basement wall by ansys software, sum up the characteristics of the temperature field of basement wall, and analyze the influence of the types of the molding board, environmental change and cement content ; ( 2 ) the whole simulation analysis process of early - age concrete stress field is realized by sub - development of ansys, and cts - ansys software is developed with fortran ; ( 3 ) based on the cause of cracking, the influence of the thickness of the wall, length, bar arrangement, mix proportion, expanding agent, etc, on the wall stress due to concrete creep and temperature change is analyzed
本文主要進行了以下幾個方面的研究： （ 1 ）利用ansys軟體，模擬了施工期地下室側墻溫度場，總結了地下室側墻溫度場分佈的特點，分析了模板類型、環境變化和水泥用量等對墻體溫度場的影響； （ 2 ）以大型通用有限元軟體ansys為平臺進行二次開發，運用visualfortran語言編寫了cts - ansys程序，實現了施工期混凝土徐變溫度應力的模擬計算； （ 3 ）從裂縫形成的原因出發，分析了地下室側墻厚度、長度、配筋率、配合比、膨脹劑等因素對墻體徐變溫度應力的影響。A fluorometric method for the determination of albendazole in acid or alkali medium has been proposed
利用-環糊精- 1 ， 2 -二溴乙烷乙醇混合體系作增敏劑首次提出了用熒光光度法測量阿苯達唑含量的方法。分享友人