Co-25Cr-10Ni-4Al-5Ta-0.5Y合金中观察到少量富铝的内氧化物,且同时出现钽的富集. Little inner oxide precipitates rich in Al is found in alloy associated with Co - 25 Cr - 10 Ni - 4 Al - 5 Ta - 0.5 Y.
Two phase - shift - networks of frequency discriminator are given circuit and layout examples.本文较详细地分析了鉴频器用移相网络的特性和集成化难易点.Quartz crystal, crystal oscillator, ceramic resonator, ceramic filter, saw filter, ceramic discrim...
We're dismal enough without conjuring up ghosts and visions to perplex us.用不着招神现鬼来缠我们,我们已够惨的啦.This problem is hard enough to perplex even the teacher.这个问题确实很难,以至于老师都迷惑不解.I have no wish to perplex the issue.我不想使问题复杂化...
I sneaked up the stairs.我蹑手蹑脚地上了楼。She sneaked a surreptitious glance at her watch.她偷偷看了一眼手表。He sneaked away in the middle of the meeting.他在会议中间悄悄离开了....