Granite tshuab hauv paus yog dav siv nyob rau hauv lub tsheb thiab aerospace kev lag luam vim lawv zoo heev stability, siab precision thiab durability.Txawm li cas los xij, dhau sijhawm, cov tshuab no tuaj yeem raug puas tsuaj vim ntau yam: kev thauj khoom ntau dhau, raug tshuaj lom neeg, thiab n ...
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