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open center
open center
auto.
开中位
;
开心
mech.eng.
中立开口
|
system
system
gen.
体
IMF.
安排
met.
系
;
装置
to phrases
open center
auto.
开中位
换向阀在中间位置时所有口都相通的流动图形
;
开心
mech.eng.
中立开口
阀
(滑阀在中立位置,全部通路相通)
tech.
中心开口
open center:
23 phrases
in 5 subjects
Agriculture
5
Air defense
1
Automobiles
12
Information technology
2
Technology
3
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