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Your phone number and address can not log in the telephone directory and online search ...

你的电话号码及地址可以不登录在电话指南和网上搜寻。。。

Abstract; According to current engineering hydrodynamics, there's positively constant head lossin Bernoulli's theorem for identical stream line in viscous fluid, which can later turn into heat anddissipate.

现行工程流体力学与水力学理论通常认为粘性流体元流伯努利方程中的水头损失项是但正的，并且这部分损失的机械能转变为热而耗散掉了。