差示扫描量热法检测N- 苯基-β-萘胺纯度合成标准不确定度为0.025%.The combined standard uncertainty of HPLC is 0.454 % , and DSC is 0.025 %.用这台光学仪器, 我们可以分辨出0.025微米的微波.With this Optical Equipment , we are able to distinguish 0.025 micron microwave.在实...
The tower is a relic of grim days when big houses had to be fortified against invaders...这座塔是那些灰暗岁月的遗迹，那时大房子不得不被加固,以抵御侵略者。The Archaean and Katarchaean units are preserved mainly as relic masses.太古界与远太古界主要作为残余体保存下来.German...
Yemen commands the strait at the southern end of the Red Sea.也门完全控制着红海南端的海峡。This is the final boarding call for Flight 664 to Yemen.飞往也门的664号航班即将起飞,这是最后一次登机广播.KC : So we have a major operation happening in Yemen right no...
象牙海岸成为世界上可可粉的主要产地。The Ivory Coast became the world's leading cocoa producer.他们控制了大量的可可粉，因此他们几乎垄断了整个市场。They are con-trolling so much cocoa that they are virtually monopolizing the market.可可粉用来做巧克力.Cocoa is used in ma...