在浓缩过程中大部份氟蒸出.A large proportion of the fluorine is vaporized during the concentration process.因此, 大多数液浮陀螺充以氟碳化合物.For this reason, most floated gyros are filled with the fluorocarbons.它对氟离子的选择性比其它普通阴离子高几千倍.It'shows a...
Thin film transistor ( TFT ) is one type of field effect transistors ( FET ).薄膜晶体管 ( TFT ) 是众多场效应晶体管 ( FET ) 中的一种.In semiconductor receivers transistors take the place of vacuum tubes.在半导体收音机中晶体管代替了真空管.The transformer is...
Her head spins dizzily as soon as she sits up.她一坐起身来就感到天旋地转。A spider spins a web in which it catches insects and bugs for its food.蜘蛛结网,用于捕捉各种昆虫.The Earth spins on its own axis.地球绕着地轴自转。...
从今以后同盟者都要遵守共同的行为规范.From now on, all allies should observe a common code of conduct.(五)产阶级的坚固的同盟者是农民.The peasantry is the firm ally of the proletariat.因为它找到了一些更有实力的同盟者答应来做调解.She had found powerful allies who promised to i...