| 释义 |
annular piston
- philanthropistn. 慈善家；博爱的人；博爱主义者
- anthropologistn. 人类学家
- 环的huán de
annular
- 环蚀huán shí
annular eclipse
- 有环纹的yǒu huán wén de
annular
- 活塞环huó sāi huán
piston ring
- 柱塞zhù sāi
plunger; plunger piston
- 活塞huó sāi
piston; plunger; stopcock; valve
- 筒式活塞tǒng shì huó sāi
trunk piston
- 涨圈zhǎng quān
piston ring; packing ring
- 环形的huán xíng de
circinate; annular; toroidal; circular
- 环形弹簧huán xíng dàn huáng
ring spring; annular spring
- 环状的huán zhuàng de
orbicular; cricoid; ringy; annular; circular
- 往复式活塞泵wǎng fù shì huó sāi bèng
reciprocating piston pump
- 阳模yáng mó
male die; patrix; force piston; male mold
- 套管tào guǎn
drivepipe; annular tubes; branch pipe; casing pipe; sleeving; cannula
- 往复式压缩机wǎng fù shì yā suō jī
piston compressor; reciprocating compressor; recip compressor
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