... 圆柱对称性:cylindrical symmetry 圆柱对称的:cylindrosymmetric 圆柱导轨:cylindrical guide ...
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... 圆筒形的:cylindrical 圆筒形导板:cylindrical guide 圆筒升降机:barrel elevator ...
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Cylindrical guide pillar — chromium plating and anticorrosive treating.
圆柱形导柱,镀铬防锈处理。
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