因为有水分存在时，氨与油的酸性氧化物作用会生成沉淀。
Because there are water exists, ammonia and oil acid oxide role will generate precipitation.
在超声波声化条件下，研究确定的低浓度酸性除油除锈清洗介质可在较低温度下，快速有效地去除钢丝表面的油污、铁锈和磷化膜；
The acidic medium could remove oil and rust at relatively low temperatures and in a short time due to the synergistic effect of ultrasonic and chemistry.
存在的水，油，灰尘和压缩空气网络酸性物质，使腐蚀问题，并与相应的生产设备故障损失。
Presence of water, oil, dust and acid substances in the compressed air network, causes corrosion problems and equipment failures, with consequent loss of production.
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