The optimum operation conditions of ion - exchange are obtained by intercross experimental method.运用正交试验得到了较佳的树脂交换—再生操作条件.These directions embody the trends of integration, intercross and qualification.可以看出沉积物搬运和底形研究的方向体...
Tammy Wyman wouldn't be without her cell phone for any amount of money.无论别人出多少钱,TammyWyman都不愿意失去她的手机.What's the matter with Polly's cell phone?波利的手机怎么了?Whose cell phone does Tina use?蒂娜用的谁的手机?...
Franklin joined her and the children whenever his crowded calendar allowed.只要能从百忙之中抽出空，富兰克林就会陪在妻儿身边。A sleepy capital of a few hundred thousand people has mushroomed to a crowded city of 2 million.几十万人的沉寂首府迅速发展成为拥有两百万人口的拥...
我们筑起土坝,防止洪水泛滥.We built banks of earth to hold back the flood waters.在道路、桥头等工程中,公路路堤和桥头土坝等基础刚度较小,与地基刚度相差不大.The rigidity of highway bank and dyke is small compared with the one of highway base....