Application: Be fit for fluorescent flaw detection and fluorescence analysis.用途: 适用于荧光探伤和荧光分析.From 1942 onward I worked on the first anti - midget - submarine detection systems.从1942年往后,我研究了头一批 反 小型潜艇的探测系统.British office...
压纹纸压纸纸是专门生产的一种封面装饰用纸.Pressure laid paper press paper paper specializes in a paper cover decoration.这台机器可以把纸压成厚硬纸板.This machine can compress the paper into thick cardboard.可配分纸压线装置.Paper separator and pressure device can ...
The little boy was speechless with shock.那小男孩惊得说不出话来。Alex was almost speechless with rage and despair.亚历克斯又生气又绝望，几乎说不出话来。Laura was speechless with rage.劳拉气得说不出话来。...
Neil's colleagues say he was actually in a joking, upbeat mood.内尔的同事们说他实际上在说笑逗乐，心情不错。The Defense Secretary gave an upbeat assessment of the war so far.国防部长对目前的战事给予了乐观的评价。The tone of the speech was upbeat.这次讲话的语气颇为乐观...