1) two stroke engine
二行程发动机
1.
This paper comprehensive summarizes development course and current situation of numerical simulation of the gas exchange process in a two stroke engine.
概述了二行程发动机换气过程数值模拟研究的发展历程和现状 ,讨论了换气过程及数值模拟研究的特点 ,指出了存在的问题及今后进一步研究的方向。
2) two-stroke
二行程
3) the "72 guilds"
七十二行
1.
After the founding of the Association, the “72 guilds” were still active in social and political events, acting as a merchants combination whose status was equal to that of the Guangzhou General Merchants Association and often challenged its authority.
清末文献提到的广州的七十二行,往往是指广州各商业、手工业行会的联合体。
4) secondary behaviors
第二行为
5) 2 stroke cycle
二行程循环
6) Diplotaxis muralis
墙生二行芥
参考词条
补充资料：航空发动机推重比(见航空发动机推力)
航空发动机推重比(见航空发动机推力)
thrust to weight ratio of aeroengine
hQngkong角dong)1 tuizhongbi航空发动机推重比〔thros*:。wdgh:ra-tio of aeroengine)见航空发动机推力。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。