... 高压式High pressure31.5mm,低压式Low pressure 30.48mm 下环Lower ring 高压式High pressure31.5mm,低压式Low pressure 31.75mm ...
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lower ring injector 下置弹簧喷油器
LOWER RING NUT FOR MANIFOLD 集管用减弱环形螺母
lower ring stress 下环应力
cylinder liner lower ring 气缸套下封水环
Lower Ash Ring 下灰环
Lower O-ring pump 油泵下部O环
Stay ring lower flange 座环下法兰面
LOWER TAP RING 下部分接头圈
The upper ring or rings are to prevent compression leakage; the lower ring or rings control the amount of oil being deposited on the cylinder wall.
上部的活塞环用来阻止压缩空气泄露;而下部的活塞环用来控制气缸壁上存留下来的机油数量。
A core regulating pad ring is padded on the lower ring of the thrust bearing, which can make the hook swing in any directions corresponding to the connecting cylinder.
在推力轴承下圈垫上调心垫圈,可使吊钩相对连接筒在任意方向上摆动。
Boys exposed to high levels tend to have a longer ring finger relative to their index finger, while in males exposed to lower levels, the two fingers tend to be a similar length.
暴露在高水平性激素环境里的男孩,其无名指相对于他们的食指更长,而低水平环境中,这两根手指趋近于等长。
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