To remove iron filings on the work surface or machine tool, you must ( )
A、clean with tools;
B、put on gloves and clean up by hand;
C、blow vigorously with mouth;
D、rinse with coolant liquid
发布时间:2025-07-03 00:01:58
A、clean with tools;
B、put on gloves and clean up by hand;
C、blow vigorously with mouth;
D、rinse with coolant liquid