“硬面”造句
閥座環(huán)–
硬面閥座環(huán)焊入閥體內(nèi).
Seat Ring – hard faced seat rings are welded to body.
整體后座–
硬面,使用壽命最長(zhǎng).
Integral Backseat – hard faced for maximum backseat life.
帶有H的閥內(nèi)件型號(hào)具有鈷合金
硬面閥座環(huán)表面.
Trim numbers with H have cobalt alloy hard faced seat ring facing.