大量碳氢化合物如苯并芘也是诱变剂.A large number of hydrocarbons such as benzopyrene are also mutagenic.建立了粮食中苯并芘残留的高效液相色谱测定法.This thesis developed a HPLC method for determination of benzo a pyrene in grain.建立了肉类食品中苯并芘残留的高效液相色谱测定法.This t...
这台放大机可以从底片,效果会好吗?This enlarger can make print of various size from the negative.嗯, 最好你有一台放大机, 和化学药品, 如此之类的.B : Oh , well, you'd need your enlarger, and chemicals, and so on.这台放大机可以从底片印出各种尺寸的照片.This enlarger can make...
竞赛比手段策略，也比个性。The contest was as much about personalities as it was about politics.节目的最后我们要举行一次智力竞赛。We'll have a quiz at the end of the show.参加我们的竞赛就有机会轻松赢得1万英镑的奖金。Enter our competition and you could walk away with £...
残暴的士兵野蛮地抽打俘虏.The brutal soldiers beat their prisoners ruthlessly.他们抓住那个不幸的姑娘,野蛮地糟蹋了她.They seized the unhappy maiden and Brutally outraged her.他野蛮地打她.He struck her savagely....