单词：recirculation pump flow rate
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5901 Lesson Fifty-nine Numbers 数字 Excuse me, may I have the time? Its a quarter to seven. 对不起，请问现在几点了？7点差一刻。 May I have the time? What time is it? Do you have the time? Do you have time?你有空吗？ half past seven half pass nine hal
新东方英语900句
VT tidal volume 潮气容积 TLC total lung capacity 肺总量 VC vital capacity 肺活量 IC inspiratory capacity 深吸气量 ERC expiratory reserve capacity 补呼吸量 RV residual volume 残气容积 FRC functional residual capacity 功能残气量
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BP oil company has announced its first major success in containing a massive oil leak in the Gulf of Mexico. Engineers inserted a metal tube into a broken pipe on the sea floor, to siphon oil into a ship on the surface. BP engineers implemented the f
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Doctors Achieve Milestone Using Artificial Heart With No Beat In March, two doctors at the Texas Heart Institute in Houston achieved what medical experts call a major milestone by implanting a continuous-flow artificial heart in a human patient. The
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You Gotta Have Hearts 你必须得有的心脏 When it comes to weird sea-creatures, octopus es are hard to beat. Theres the well-known ink-squirting defense system, the bird-like beak , and the eight tentacle s with their double rows of sucker s . W
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今天我们要学的词是 circulation. Circulation 有发行量的意思。美国皮尤研究中心的报告说，报纸虽然不会马上消失，但是，The declines in daily newspaper circulation are unprecedented. 日报发行量的降低是闻所
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