用精密浇注法生产超薄光学透镜是省工省时的生产新工艺。
Using precision casting method to produce ultra-thin lens is a new manufacturing technology which saves both Labour and time.
正交试验法无疑是一种切合实际、省工省时的试验方法。
Without fail, orthogonal experimentation is just the one method fitting for practice with time-saving and work-saving.
使用本保护剂，保证堆焊法，省工、省力、减少消耗，方便地将断坏丝锥从丝孔中取出，既不损坏丝孔又不损坏工件。
By using the said protective agent in build-up welding process, broken tap may be withdrawn easily without damaging screw hole and workpiece.
使用本保护剂，保证堆焊法，省工、省力、减少消耗，方便地将断坏丝锥从丝孔中取出，既不损坏丝孔又不损坏工件。
By using the said protective agent in build-up welding process, broken tap may be withdrawn easily without damaging screw hole and workpiece.
应用推荐