液压泵齿轮泵油泵R1A4023H3A1A
塞规RC量规螺纹
数显温控仪表LC
C1R5D1C2R5C1MC2D1CR8D1
接近开关传感器接近CR
温控E5C4R20GR20K
碳带原装RFYW1032