For HTLA steels, chromium is able to ().
A、increasehardenessofHTLAsteels;
B、decreasetoughnessofHTLAsteels;
C、decreasehardenessofHTLAsteels;
D、increasetoughnessofHTLAsteels
发布时间:2025-07-05 16:24:54
A、increasehardenessofHTLAsteels;
B、decreasetoughnessofHTLAsteels;
C、decreasehardenessofHTLAsteels;
D、increasetoughnessofHTLAsteels