Amorphous beryllium hydride , as ablator, can increase conversion from laser to X - rays .非晶 BeH2 材料作为烧蚀层, 掺入高Z元素后可以提高激光 -X 光的转换效率.Toxicity problem in manufacturing and storage might be alleviated by coating beryllium wi...
Explain why barium forms peroxide but beryllium does not.解释为什么钡能形成过氧化物而铍则不能。However the toxic properties of beryllium limit its application.然而铍的毒性限制了它的作用.Toxicity problem in manufacturing and storage might be alleviated ...
Gabrielle entered this year's charts faster than any first-timer before her.加布丽埃勒上榜的速度比之前所有初次上榜歌手都要快。He burrowed into the pile of charts feverishly.他非常紧张地在一堆图表中翻找。That song has been in the charts for weeks.那首歌已有好几周都...
METHODS: The target compound was prepared by the bromination and amination reaction.方法: 用溴代及胺化反应合成了四甲基吡嗪衍生物.The effects of triacetoneamine concentration on hydrogenation and amination were discussed.论述了三丙酮胺纯度对加氢和还原胺化反应的影...
The man bummed through the West.那汉子流浪着穿过西部地区.I was really bummed out that there were no tickets left.没有票了，我非常恼火。The bum promptly bummed two dimes off an old lady.他随即向一位老妇人讨了两个十美分的硬币.I bummed around Europe for a year befo...
人们终于认清战争的现实了吗？Did the reality of war finally hit home?认清了形势,我决心战斗到底.Realizing the situation I was determined to fight to the last.现在鲁道夫可以认清这个人的身份了.By now Rudolph could spot the type of the man....
Grace tapped on the bedroom door and went in.格雷丝轻轻敲了敲卧室的门，走了进去。There was a heavy thudding noise against the bedroom door.卧室门上发出一声沉重的撞击声。"I shut him out of the bedroom," says Maureen.“我把他关在了卧室外面，”莫琳说。...
Mister McCarthy was a professor of mathematics at Dartmouth.McCarthy先生是Dartmouth大学的一位数学教授.BEAVER: Don't worry Mister Groundhog, we'll get the job done.海狸: 放心吧,土拨鼠先生, 我们会把活儿都干完的.Please, mister, can we have our b...
He hauls loads throughout South Africa, Swaziland, Lesotho and Zimbabwe.他穿行于南非 、 斯威士兰 、 莱索托和津巴布韦等地托运货物.He hauls loads outside the throughout South Africa, Swaziland, Lesotho and Zimbabwe.他运送货物的脚步踏遍了南非 、 斯威士兰 、 莱索托和津巴布韦.H...
He defeated the Turkish Sultan , Bayazid the Thunderbolt, at Angora in 1402 , and took him prisoner.1402年,他在安哥拉击败了土耳其苏丹, 并俘虏了他.People of their village earned a big fortune from Angora rabbit farming.他们村的人都是靠饲养安哥拉兔致富的.No,...