aluminum alloy profile的用法和樣例：
例句
- Keys to technology and die design of stamp-ing of Al alloy profile have been introduced.
介紹了鋁合金型材在沖壓加工時(shí)的工藝特點(diǎn)和模具設計要點(diǎn)。 - Profiles end powder frost after cold sealing for aluminium alloy profiles is generaed by over sealing of anodized film.
介紹了鋁合金型材常溫封孔后料端粉霜缺陷的產(chǎn)生機理，其實(shí)質(zhì)是氧化膜的過(guò)封孔粉霜。
