elbow coupling 中文意思是什麼
elbow coupling
解釋
肘介面-
Aerospace series - pipe coupling, welded, in heat resisting steel - elbow 90 - inch series ; german and english version en 4561 : 2003
航空航天系列.耐熱鋼制焊接管子接頭. 90 ?彎管.英制系 -
Aerospace series - pipe coupling, 37 o, spherical, in heat resisting steel - elbow 90 o nipples, welded end - inch series
航空航天系列.耐熱鋼制37度球形管接頭.端部焊接的90度彎管接頭.英制
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