TA1純鈦無縫管,外直徑7MM,壁厚0.4MM;
外直徑6MM,壁厚0.4MM,,,
TA1或者TA2無縫管,壁厚0.4MM,直徑7.0MM或者7.2MM,
誰有?
TA1純鈦無縫管,外直徑7MM,壁厚0.4MM;
外直徑6MM,壁厚0.4MM,,,
TA1或者TA2無縫管,壁厚0.4MM,直徑7.0MM或者7.2MM,
誰有?
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