Daniels is at his best when he's cool and direct, rather than combative and polemical.丹尼尔斯冷静、坦率时状态最佳；而好斗、爱辩时则不然。The letter was probably written for polemical impact. It is scarcely credible.这封信可能是为了起到引发争论的效果, 内容并不可信...
Now generally used PTEE, EPDM and other material for the valve seat, so bubbles leakproofness good.现一般均使用PTEE 、 EPDM等材料,为阀座, 因此,气泡密封性佳.Especially in automobile industry, the leakproofness of cylinder influences the perfo...
另外还有几处不大为人所知的天地隐藏在这个“小人国”州的角落里.Several other little - known worlds are tucked into corners of this Lilliputian state.“小人国”门票为80元,游客可以观看滑稽小品 、 群舞及杂技等节目.For 80 yuan tourists can watch skits, group dances and acrobatics.像加利...