英语语法分析

Six of them are irrotational.

其中有六类是无旋的。

The energy loss of the gliding irrotational wave pair is made up by the longitudinal wave beam.

滑行集散波由于激发泥浆纵波而受到的损耗，要由纵波声束给以补充。

The displace we are pirates, these data are stolen from youdao current corresponding to a variable irrotational electric field does not excite any magnetic field.

对应于可变有源无旋电场的位移电流不激发磁场。