鈍端螺紋 的英文怎麼說
中文拼音 [dùnduānluówén]
鈍端螺紋
英文
blunt start-
Non - soldering compression fittings with cutting ring - double ended stud ends with parallel thread for stub ends type a
帶切割環的非釬焊壓合接頭.鈍端a型帶平行螺紋的雙鈍
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