...交警充当情绪“灭火员” » Traffic police to act as emotional, "fire staff" 不挥发残留物 » Nonvolatile residue 参加学校摆摊活动，一天销售额过600，利润300以上 » School set up a stall activities day sales over 600, profits more than ...
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此过滤器是由激活的粘土和木炭，并移除罚款不溶性的土壤和非挥发性残留物，随着染料溶剂。
This filter is made from activated clays and charcoal and removes fine insoluble soil and non-volatile residues, along with dyes from the solvent.
通过控制助焊剂中松香的含量，降低不挥发物的含量，减少残留物对元器件的腐蚀。
In order to reduce the corrosion of components caused by the residue, the amount of rosin was controlled.
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