shell cover

基本解释

ZJ044 type shot blast cleaning machine is suitable for surface rust removal and strengthen of engine connecting bar, gear, shell cover wall, clutch friction part.
齿轮轴、炮弹壳内外壁、离合器摩擦片、盘齿及其它零件的内外表面的表面清理和强化。
In addition, upper extreme of the pump body is permanently provided with a hanging ring device; bottoms of the pump end shell cover and of the back cover are provided with adsorption devices.
另外在泵体上端固定有提手装置，且在泵端盖、后盖的底部设置有吸附装置。
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This baby slipper lobster, found during a Census of Marine Life expedition, is completely transparent, though as the creature grows, a thick shell will cover it.
在一次海洋生物普查远征时发现的婴儿版滑板龙虾，尽管它成长的时候会包着一层厚厚的外壳，但它仍是完全透明的。

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