It will be noted that the emphasis in this book is on the turbo-jet engine and that no special part deals with the propeller-turbine engine.

应该指出，强调在这本书是关于在涡轮喷气发动机，并没有特殊的部分涉及与螺旋桨涡轮发动机。

youdao

It will be noted that the emphasis in this book is on the turbo-jet engine and that no special part deals with the propeller-turbine engine.

应该指出，强调在这本书是关于在涡轮喷气发动机，并没有特殊的部分涉及与螺旋桨涡轮发动机。

youdao