[網(wǎng)絡] 多列軸承 multi-row radical thrust ball bearing: 多列向心推力球軸承block with multi-row cores: 多排孔砌塊multi-row compressor: 多列壓縮機multi-row pusher train: 多排式頂推船隊double row ball bearing: 雙列滾珠軸承; 雙列球軸承; 雙列向心滾珠軸承下載手機詞典可隨時隨地查詞查翻譯