The Frequency Shift Keying modulation is widely used in HF digital communication.移频键控是短波数字通信中常用的一种调制方式.Her sister carried with her most of the grimness of shift and toil.她姐姐身上还带着艰辛操劳的痕迹.Before deselecting shift the selec...
他让一束电火花穿过了一团混合气体。He passed an electric spark through a mixture of gases.开发新一代高品质电火花成形机.The development of a new generation of high - quality electric spark forming machines.此外, 还有焊接 、 电火花加工 、 激光加工等.In addition, there are...
He languished after his dog died.他狗死之后,人憔悴了.His interest in the poetry has languished recently.最近他对诗歌的兴趣减退了.The flowers languished from lack of water.花因缺水而凋萎....
10,000 deaths a year from chronic lung disease are attributable to smoking.吸烟导致每年有1万人死于慢性肺病。Many of these poets appeared in print only long after their deaths.这些诗人中有很多都是在去世很久以后作品才得以发表的。Doctors still aren't sure what...