风向风速仪经常用来测定风速.The aerovane is frequently used to measure windspeed.利用单片机 设计了一种较为简单的便携式风速仪, 使测量结果的精度得到了较大的提高.A simple portable velocity indicator is designed with single - chip computer . Its measuring accuracy is higher ...
尸检的主要发现是肠出血.A hemorrhagic gut was the predominant lesion at autopsy.主要并发症为肠出血 、 肠穿孔.Major complications for intestinal bleeding, intestinal perforation.芽胞杆菌聚集繁殖的地方发炎,可能发生溃疡, 导致肠出血或腹膜炎.The sites where the Bacilli multipli...
" Well, I could, p'raps ,'said Archie ungraciously and stumped off toward the cellar stairs." 好吧, 我看可以, "阿尔奇有点粗声粗平地说,接着便笨拙地向地下室走去了.His cellar caved.他的地窖塌陷了。When Tom's companions drank to the Hans en Kelder...
化学家用电解法把水还原为氢.The chemist reduced water by electrolysis.经氧化 ― 还原反应, 铜渗入铁中.By oxidation - reduction reaction, copper is cemented into the iron.在需氧体系中, 氧是末端电子接受体并且被还原.In aerobic systems, oxygen is the terminal electron acc...