这一区分的某些原因可简单陈述如下.Some of the reasons for this distinction can be briefly stated.存在许多可以截然区分的变种.Many varieties existed which differed from one another in clear - cut ways.他们是全同的和不可区分的.They are identical and indistinguishab...
In Europe, AC is usually generated at 50 Hz.欧洲的交流电输出频率通常为50赫兹。A measure of sound intensity equivalent to one decibel at 1000 Hz.一种声强的量度单位,其值等价于1000Hz1分贝.The frame rate is then 60 Hz.这时,帧速率为60赫....
为了查找方便, 您可以将搜索出的食物组合加入收藏夹.To check the information convenient, please add the collocation to your favorites.在搜索进路中, 利用了二叉树型数据结构搜索出站场中所有的静态进路.In route search, I make use of the binary tree to simplify the procedure.网民们回顾了...
RESULTS: Sixteen perlolyrine analogues were synthsized ( I ～ XVI ). Of them, 8 compounds ( I, II , V ～ VII , IX , XI and XV ) were first reported.结果: 合成了16个川芎哚的类似物 ( I～XVI ), 其中8个化合物 ( I, I, V～VI, IX, XI和XV ) 是新化合物.The K...