定时减法计数.输入数据0到9之间三位数, 开始计时, 每秒减一.Input data between the three - digit 0 - 9, start running, by one per second.还初步确定了肝特异性F抗原 的分子量为43KD,等电点在6.7～6.9之间.Ag has an apparent molecular weight of 4.3 kD with esoelectric point of 6...
他们为了探寻铀矿走遍了全国.They went over nationwide in search of uranium mines.“辛托6”的铀矿体产于不整合面之下变质甚深的粒玄岩中.At Scinto 6 uranium occurs in much altered dolerite below the unconformity.沥清铀矿和铜铀云母比纯铀的放射性强得多.Pitchblende and chalcolite are ...
This little letter gave us a few chuckles, I can tell you.说真的，我们看了这封短信都笑了。[ Chuckles ] You thought he was being poisoned by hemlock?你觉得他中的会是芹叶钩吻毒 吗 ?James : ( chuckles ) That's not exactly what I had in mind.我不是这个意思...