word退拔管用螺丝规(tuìbáguǎn yòng luósīguī)の意味 退拔管用螺丝规[退拔管用螺絲規]ピンインtuìbáguǎn yòng luósīguī[tui4ba2guan3 yong4 luo2si1gui1]意味ガス管用テーパーゲージ. 2021.07.08word