For ordinary turning drilling and milling on low strength steel the cutting fluid applied have soluble oil with consistency of part oil to _______ parts water.

For ordinary turning drilling and milling on low strength steel the cutting fluid applied have soluble oil with consistency of part oil to _______ parts water.



A. 10 to 30
B. 10
C. 5 to 10
D. 10 to 20


Answer: A


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