Some manufacturers used a little fumed litharge and basic lead sulfate here also.有些制造厂也用少量细质的一氧化铅和碱式硫酸铝.Litharge itself has been used as a stabilizer.一氧化铅本身就可作稳定剂使用.Red Lead Red lead is made by calcining litharge in a mu...
这些毒气会严重损害患者的呼吸系统。These gases would seriously damage the patient's respiratory system.毒气喷出来,危及几百人的生命.Poison gas blew off and endangered the lives of hundreds of persons.敌人居然使用了毒气.The enemy went so far as to use poiso...
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.Once again, illustrators exposure sites in order to achieve the optical density at least version 4.00.再不主, 不...
He says this contract should not be patterned after the Deere pact.他说这个合同不应该模仿《迪尔协定》。...roses patterned on a blue background...蓝底上的玫瑰花样...a plain carpet with a patterned border.有饰边的纯色地毯a patterned wood inlay可以组成图案的木制镶嵌物....
You can pay to be upgraded to a business class seat.你可以付费升级到商务舱。Helicopters have been upgraded and modernized.直升机已经更新换代，装配了现代化设备。They upgraded the land by improving it with new buildings.他们建造新楼房来提高土地的等级....
They were outplayed by the Colombians' slick passing and decisive finishing.哥伦比亚队凭借流畅的传球和终场前的制胜进球击败了他们。I'm telling you, Colombians are like clockwork, right?告诉你, 哥伦比亚人就像钟表一样, 对 吧 ?Mr Vega's two dreams are ...