HRS-150B Heightened Digital Display Rockwell Hardness Tester

Lus piav qhia luv luv:

Lub Digital Rockwell Hardness Tester yog nruab nrog qhov tshiab-tsim loj tso saib npo nrog kev ntseeg tau zoo, kev ua haujlwm zoo thiab saib yooj yim, yog li nws yog cov khoom siv thev naus laus zis sib txuas cov tshuab thiab hluav taws xob.