Expression of hydrogenion concentrations in terms of molar concentrations is rather cumbersome.用摩尔浓度表示氢离子浓度是相当麻烦的.In 1927, at Chou - k'ou - tien, near Peking, a hominid lower molar of unusual pattern was discovered....
He says they mistakenly believed the standard licenses they held were sufficient.他说他们曾经误以为有正规执照就足够了。Drivers have ten days'grace to renew their licenses.驾驶员更换执照有10天的宽限期.These three clubs could come under close scruti...
达比一直在寻找改善铁质的方法，他猛然想到可以不用木炭熔炼，而改用焦炭。Darby was looking for a way to improve iron when he hit upon the idea of smelting it with coke instead of charcoal.空罐经过熔炼后,还可重新利用.Those empty tins are then melted down and reused.在高炉中熔炼...
Several notable researchers are studying the effects of hyperventilation.几位著名的研究人员正在研究通气过度的后果。Researchers need a growing supply of corpses for dissection.研究人员需要更多的供解剖用的尸体。This vast archive has been indexed and made acces...
The element employs a bifilar wound wire grid on an insulating substrate.元件系用双股绕线网缠绕在一块绝缘基板上.A new backfire antenna fed by a bifilar backfire belix is described in this Paper.本文提出一种用双线背射螺旋作馈源的新式背射天线....
他搭上了开往托特纳姆宫路的东向地铁列车。He caught an eastbound train to Tottenham Court Road.过了一会儿，他们已然搭上飞机赶往南方了。A few moments later they were airborne and winging their way south.有时候他们因自己的轻率而搭上性命。Occasionally they paid for their indiscreti...