air resistance tube的意思|示意

Now, this system is called Evacuated Tube Transportation (ETT), which monishes the air resistance of rail transit, but it essentially belongs to the category of rail transit all the same.

真空管道系统就是在现有的轨道交通基础上减小了空气阻力，其本质还是属于轨道交通的范畴。

Flue gas-air tube heat exchanger is designed and made, its test-bed system is put up, and the thermal property and resistance characteristic of air side are studied.

设计并制作了管式烟气-空气热交换器，搭建了试验台系统，进行热工性能和空气侧阻力特性的研究。

The fire resistance behaviour and design of CFST columns are one of the key issues in practice due to the steel tube being exposed to air.

因钢管外露，钢管混凝土柱的抗火性能与设计是其在工程实践中的关键问题之一。

The arrangement and layout make a public impact on the steam resistance extent of condenser, uniform steam distribution in the tube bundle and the occurrence of dead zone full of air, etc.

管束的排列和布置型式对凝汽器的汽阻大小、蒸汽在管束中的分配是否均匀，以及是否会出现空气积聚的死区等都有影响。

A pneumatic tire having land sections with acute Angle sections, in which the level of air column tube resonance sound is reduced with uneven wear resistance maintained at high level.

一种充气轮胎，其包括具有锐角部的陆部，不仅能维持耐单边磨损性能，还能降低气柱共鸣声声级。