Metric txheem tsim khoom hluav taws xob muab cov kais kev tuav thiab tuag teeb
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Kev tiv thaiv kab hauv qab:
Anti-plam tus qauv tsim nyob rau saum npoo ntawm tes qib ua rau kov haib dua thiab tapping ntau ruaj khov
Tsim qauv:
Tom qab zawm nrog cov ntsia hlau, qhov ntsuas phoo yog firner, qhov txiav hnyav dua thiab muaj kev nyab xeeb
Khoom tau zoo heev:
Xaiv cov cemented cemented carbide, siab hardness thiab ntev kev pabcuam lub neej
Xa koj cov lus rau peb:
Sau koj cov lus ntawm no thiab xa mus rau peb
