The operational principles and structural feature of double headed rotary shear have been introduced simply.

简要介绍了一种新式圆盘切边剪——双头回转式圆盘剪的工作原理和结构特点。

youdao

Like the double-headed eagle adopted by European emperors since Byzantine times, the EU now tries to act as one body with two heads.

欧盟如今想要采取一个体系两位首脑的做法，就好像欧洲君主自拜占庭时期开始用双头鹰作徽记一样。

youdao

Double Two-Headed Kingsnake, 1971.

1971年，一条双重双头王蛇。

youdao

Hightlights include a double-headed session of the Home Affairs Committee on drugs and extradition (at 11am) and another double-header from the Transport Committee starting at 9.35am with evidence on whether new EU proposals to regulate the number of hours that pilots fly will compromise aviation safety.

BBC: Week ahead in Parliament

Unless you're DOE biologist Peter Larsen at the Argonne National Laboratory, who would probably argue your legal tender has been double-headed all along.

ENGADGET: Microbial music: Using sound to represent data from the deep blue sea

The likeliest outcome is a double-headed regime, with the Fed as a stability regulator for large financial institutions of all types, and the SEC policing investor protection.

ECONOMIST: The price of the Fed��s lifeline is yet to be determined