Peb pom lwm lub Tuam Tshoj Dub Granite nrog cov khoom zoo nkauj!
Muaj ntau thiab ntau cov minerals raug kaw. Yog li ntawd, tus nqi ntawm Jinan Black Granite nce sai heev thiab cov khoom lag luam tab tom txo qis sai heev.
Daim Ntawv Qhia Txog Granite Surface Plate (2000mm x 1000mm x200mm) no yog ua los ntawm Tuam Tshoj Dub Granite.
Nws tuaj yeem tswj nws tus kheej qhov tiaj tiaj nrog qhov siab precision (0.003um).
Lub sijhawm tshaj tawm: Kaum Ib Hlis-04-2021