Mass flow information can be secured by using a densitometer.质量流量的数据可借助于密度计而获得.The zero point of the density scale is defined by having no specimen in the densitometer.定义密度计内设有样品时的密度为密度尺标的零点.Densitometer is an apparatus ...
...a tank of gas.一桶汽油In the reaction of chlorination, carbon tetrachloride was used agent, and chlorine gas as chlorinating agent.在氯化反应中, 以四氯化碳为溶剂, 氯气为氯化剂.This paper investigated the process of avalanche growth in electr...
She danced with a grace and lightness that were breathtaking.她的舞跳得优雅轻盈，令人惊叹。Such lightness of conduct is not to be permitted in church.做礼拜时,不允许这种轻浮行为。"I'm not an authority on them," Jessica said with forced lightnes...