焊冠 的英文怎麼說
中文拼音 [hànguān]-
Cutting, notching, mitring, welding, fabricating, drilling, delivery, unloading, handing, assembling, hoisting, fitting and fixing in position, bedding, filling in solid and pointing including necessary lugs or other attachments
切割、開槽、法冠接、焊接、製造、鉆孔、交貨、卸載、處理、裝配、提升、原位裝置和固定，打底、固后填充以及勾縫，包括必需的拖線片或其它附件。Crown and band castings for francis turbine welded runner
混流式水輪機焊接轉輪上冠下環鑄件
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