通氣螺釘 的英文怎麼說
中文拼音 [tōngqìluódīng]
通氣螺釘
英文
air vent screw-
Compressed air equipment for rail vehicles ; locking screws with collar and vent
軌道車輛用壓縮空氣裝置.帶凸緣和通風的鎖緊螺釘
分享友人