The balance was carbonaceous fraction , the nonflammable inorganic fraction was negligible.其余为不挥发的可燃物碳粒, 不可燃的无机物极少.Nitrogen trifluoride ( NF 3 ) is a toxic, colorless, odorless, nonflammable, oxidizing compressed gas.三氟化...
The balance was carbonaceous fraction , the nonflammable inorganic fraction was negligible.其余为不挥发的可燃物碳粒, 不可燃的无机物极少.a nonflammable liquid一种不易燃的液体Gaseous helium is inert, colorless, odorless, non corrosive, and nonflammabl...
There is a dearth of good children's plays.目前缺少优秀的儿童剧.In our dearth of ack - ack guns all sorts of contrivances were used.在缺少高射炮的时候,我们利用了各种各样的巧妙方法....the dearth of good fiction by English authors.英国作家写的优秀小说少之又少Farme...
这类张量叫做反对称张量或斜对称张量.Tensors of this kind are called antimetric or skew - symmetric.要求反对称波函数的粒子, 如电子, 叫做费米子.Particles, such as electrons, requiring antisymmetric wave functions are called fermions.注意结构是对称的,而节点线位移表示反对称荷载.We ...
Dale : I really envy your milestones over the last few years, Don.我真的很羡慕你在过去几年中所建立的丰功伟绩.So the sooner you can achieve these milestones, the more successful you are.所以你越早实现这些里程碑, 你就会越成功.Daniel: Why? Didn't you say th...
Swallows begin their migration south in autumn.燕子在秋季开始向南方迁移.Change of climate must have had a powerful influence on migration.气候的变化对于迁移必曾有过极大的影响.Certain other factors are also involved at the secondary - migration stage....
研究人员已经从罂粟种子里分离出一种新的蛋白质。Researchers have isolated a new protein from the seeds of poppies.她把罂粟花别在了他的雨衣上。She pinned the poppy to his raincoat.女王向阵亡将士纪念碑献了罂粟花圈.The Queen laid a poppy wreath at the war memorial....