grip ring 中文意思是什麼
grip ring
解釋
夾持環-
The focuser has large anodized focuser knobs with rubber o - ring gripping surfaces for a firm grip and frostbite - free handling in cold weather
那轉接端已經用強氧化處理的表面鍍膜為寒冷的天氣堅定的緊握和級低溫的穩定使用。
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