质量流量的数据可借助于密度计而获得.Mass flow information can be secured by using a densitometer.定义密度计内设有样品时的密度为密度尺标的零点.The zero point of the density scale is defined by having no specimen in the densitometer.光学密度计是一种测量胶片感光性能的专用仪器.Densito...
This loss, termed quenching , may arise in two ways.此种损失称为淬火, 呈两个方面.Quenching agents could be particularly effective in combination with ultraviolet absorbers.猝灭剂与紫外线吸收剂并用时效果更为突出.To respond to quenching, the carbon conte...
It is time to reassess your relationship with yourcomputer.到了重新评价你和你的电脑的关系时候了.I will reassess the situation when I get home.我回家的时候会再看看情形。I have also begun to reassess my own feelings about being a woman...我也开始重新审视自己对身为女性...
A spokeswoman said the agreement had been declared null and void.女发言人称该协议已宣布无效。The agreement will be considered null and void.该协议将被视作无效。The court ruled that the claim was null and void.法庭裁决此项要求无效....
He'd phoned Laura to see if she was better.他打电话给劳拉看她是不是好些了。Laura landed a plum job with a smart art gallery.劳拉在一家时尚画廊找到了份美差。Laura let out the clutch and pulled slowly away down the drive.劳拉松开离合器踏板,沿车道慢慢驶离。...
Officials from Greenwich Observatory have the clock checked twice a day.格林威治天文台的职员们每天对大钟检查两次.Guy's house was close to the observatory.盖伊的房子离天文台很近.China boasts the world's earliest observatory, built in Nanking ...