These principles are applicable not only to the gas- gas heat pipe heat exchangers but also to the gas-liquid head pipe heat exchangers.

这些原则不但适用于气-气热管换热器，而且也适用于气-液热管换热器。

youdao

The utility model discloses a novel vehicle-mounted head pipe, the sidewall of which is provided with at least one line guide hole for wiring harness to get through.

本实用新型公开了一种新型车用头管，头管侧壁至少设有 一个供线束穿设的导线孔。

youdao

He ended up on a circus sideshow traveling through the country with the big steel pipe that went through his head.

最后，他带着那根穿过他脑袋的大钢管，参加了一个全国巡演的马戏团表演。

youdao

He ended up on a circus sideshow traveling through the country with the big steel pipe that went through his head.

最终,在一个全国巡游的马戏团里,大钢管打烂了他的脑袋,结束了他的生命

耶鲁公开课 - 心理学导论课程节选

Due to an explosion, a metal pipe went through his head like so.

由于一场爆炸,一根钢管刺穿了他的脑袋,就像这样

耶鲁公开课 - 心理学导论课程节选

It's not like having a steel pipe hit you on the head.

CNN: OSHA pushing for new regulations aimed at preventing repetitive motion injuries

We understand the urge to take a quick snap of a show to prove that you were there -- all those "likes" and comments on Instagram are like the crack in the aforementioned crack pipe -- but must you hold your iPhone above your head the entire show, blindly shooting into the ether?

CNN: Technology and concerts: What not to do

Next head to the main ring, where a typical timetable may consist of falconry displays, Cumberland wrestling, pipe-and-drum performances and pony-and-trap contests.

BBC: The great British country show: A cultural eye opener