白螺公寓 The White Conch Apartment

鹦鹉螺公寓酒店 Nautilus Apart Hotel

公制螺纹 [机] metric thread ; Range of metric threads

公制螺牙 Metric

螺距公差 pitch tolerance

公制细螺纹板牙 die for metric fine thread

公制螺纹丝锥 metric thread tap ; tap for metric thread

公制螺纹范围 Range of metric threads ; Metric threads ; Metric thread range

公称螺距 nominal pitch

公称螺距比 nominal pitch ratio