The prices of polymers and suchlike materials will decrease.聚合物及类似材料的价格会下降。Then we got involved with trying to find polymers that attenuate radiation.接著我们致力于找出能够减弱辐射的聚合物.Proteins and DNA are polymers.蛋白质和脱氧核糖核酸都是聚合体....
A second illustrative example was taken from The Observer newspaper...另一个说明性的例子摘自《观察家报》。The painting depicted a hall so lifelike that a casual observer might believe himself to be looking through an open door.这幅画描绘的厅堂如此逼...
He sported a collarless jacket with pleated black panels.他穿着一件带有黑色褶子饰条的无领上衣。The nurse wore a pleated cap on her head.护士头上戴着打褶的小帽.Over - embroidered plaids are pleated and cut cross - grain and straight - grain mixed in g...
This setup consists of a butterfly valve and a rotary electromechanical actuator.这套装置由蝶阀和旋转电动驱动器组成.A new torque identification strategy of valve electric actuator is proposed.提出一种新型阀门电动装置力矩辨识方法.Performance of control sys...