chain block

短语词组

短語

• chain pulley block 鏈滑輪組
• electric chain pulley block 電動葫蘆
• chain hoist block 環鏈葫蘆
• electric chain -block 電動葫蘆
• chain command block 連鎖型命令方塊
• chain -block 起重機
• electric chain hoist block 電動鏈式滑車
• hand chain pulley block 手拉葫蘆
• Chain lever block 環鏈手扳葫蘆
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