step-on造句

• Electrode force can be adjust equable with compression spring on the stepping - on
  电极压力右通过脚踏杆上压缩弹簧进行均匀调节。
• Dn1 - 10 . 16 . 25series stepping - on transmission spot - welders apply to spot - weld such material as low carbon steel and stainless plate and wire . they widey used in workmanship , lamp decoration , and bin etc - industry
  用低碳钢、不锈钢板材、线材的点焊，广泛应用于工艺品、灯品、箱柜等行业。