结果表明,松针中含有山奈素,且水解前22%,水解后的含量为0.42%.The results showed that pine needle contains kaempferide andpercent 22 % before hydrolyze, 0.42 % after hydrolyze....
The ultrasonics stopped and the light went soft.超声波停了，灯光也弱了一些。In medical and other applications of ultrasonics , a variety of electronic instrumentation is used.超声波在医学和其它应用中, 要使用许多电子仪器设备.Machine parts of irregular shape ...
权杖是帝王的象征之一.A scepter is one of the attributes of a king.他们是帝王的后代，但是现在境况大不如前了。They are the descendants of emperors and kings and are now living in reduced circumstances.权杖是帝王的象征之一。A sceptre is one of the attributes of a k...