碟形卫星天线的定向性非常强。Dish aerials are highly directional.你一定向他吹 —— ”You must have bragged to him - "那些在平面上定向的氢叫做平伏氢.Those that are aligned in the place are called equatorial hydrogens....
随着硝酸浓度的降低,镅的吸附率迅速升高,当溶液的pH值大于5时, 碳纳米管对镅的吸附率达到99.95%以上.When pH & gt ; 5, more than 99.95 % of Am can be adsorbed by CNTs.Si ( Au ) 面垒监测器对镅、锔浓度测定精度为±5%.The precision of 243 Am and 244 Cm concentration determination using S...
There is so much outfitting work. Do you subcontract some of them?有这么多的舾装工作要做, 你们将工程分包出去 吗 ?What outfitting is included in the living quarters?居住舱室有哪些舾装工作?What work does the outfitting include?舾装工作包括那些?...
He started for Dot's bedroom and Myrtle held him back.他正要去多特的卧室，被默特尔拦住了。" Well, I married him,'said Myrtle, ambiguously . " And that's the difference between your case and mine. "“ 但是, 我可嫁给了他, ”茉特尔含糊其词地说, ...