...a bomber with twin engines and heavy defensive armament.配有双引擎和重型防御装备的轰炸机Do you believe in nuclear dis - armament?你认为真能裁减核军备 吗 ?There is a tendency toward increased armament.有军备增强的趋势.In 1937 he was seconded to the Roya...
工程师说钚可能会开始从遭腐蚀的潜艇往外渗透。Engineers said that plutonium could begin seeping from the corroded sub.危险的辐射物从钚放散出来.Dangerous emissions radiate from plutonium.钚也可以用来制成核武器.The plutonium also could be used, however, to make nuclear...
植物的肺就是其叶片上微细的气孔。A plant's lungs are the microscopic pores in its leaves.在干旱的条件下, 叶子的膨压减少而气孔关闭.Under conditions of water stress, leaf turgor decreases and stomata close.他使橡胶塞牢固地塞进盖上的排气孔.He presses the rubber stopper ...
The test result of strength retention of alkali - resistant glassfiber in alkaline environment was introduced.介绍暴露在水泥碱性环境中的耐碱玻璃纤维的强度保持率的测试结果.African dance is vigorous, but full of subtlety, requiring great strength and c...