图4 - 2就是目前实验室里的验电器样式.Figure 4 - 2 shows a present - day laboratory version of the electroscope.验电器的叶片慢慢张开.The leaves of the electroscope slowly diverge.图 4-2 就是目前实验室里的验电器样式.Figure 4 - 2 a present - day laboratory version...
去年8月，他召集自己最亲近的顾问在戴维营开会。Last August he convened a meeting of his closest advisers at Camp David.我不动声色地写, 默默享受着这小家伙亲近的情意.I worte on in silence, quietly enjoying the little thing's companionship.他是个不易亲近的人.He is an unap...
Results show that our BAB - BB algorithm is practicable and of high efficiency.结果表示,我们的BAB-BB演算法确实可行并有适度的求解效率.High quality nonlinear optical crystals of � � - BaB _ 2 O _ 4 were grownfrom Na _ 2 O flux by the top - seede...