有金属部件的照明装置都应该走地线。Light fittings with metal parts should always be earthed.现在波音757飞机的组成部件将由波兰工人制造。Polish workers will now be making component parts for Boeing 757s.这架飞机的部件将在世界各地制造。Parts for the aircraft will be made all r...
It got sander's whole amplitude - frequency spectrums through PSD analysis. "通过PSD分析,获得砂光机整体的幅频曲线谱.Results: There are differences in characters of seed surface and UV spectrums.结果两种黄 芪 种子种皮纹饰有差异,紫外吸收峰的数目和位置有所不同.Seco...
在利兹举办的一场演唱会上，一些小流氓朝他们吐口水，扔啤酒罐。At a concert in Leeds, some punks gobbed at them and threw beer cans.他们手指交叉，向身后吐口水，作为抵抗邪眼的魔法。They cross their fingers and spit over their shoulders as charms against the evil eye.拉里气愤地挺直了后背，...