Figure 4 - 2 shows a present - day laboratory version of the electroscope.图4 - 2就是目前实验室里的验电器样式.The leaves of the electroscope slowly diverge.验电器的叶片慢慢张开.Figure 4 - 2 a present - day laboratory version of the electroscope....
Thank you for your letter of October 10 for business copiers.感谢贵方10月10日关于商用复印机的询函.He made contact with someone with an idea for reconditioning laser copiers...他联系了一个会修理激光复印机的人。Instead of referring to occasionally use a c...
一下子就印好了几十张图片.A couple of dozen prints were rolled off in no time.股票以每五十张为一宗出售.The share is on offer in parcel of 50.他给四处散放的设备拍了好几十张照片.He was taking several dozen photographs of the spread - out equipment....