Yog cylindrical xauv ntau tus nqi pheej yig dua li kev siv xauv mortise?
2025-06-03
Thaum nws los ua kom muaj kev nyab xeeb koj cov khoom, xaiv txoj cai kaw yog qhov kev txiav txim siab tseem ceeb. Cov tswv tsev, cov lag luam, thiab cov tswv tsev feem ntau nug cov lus nug tseem ceeb txog kev pheej yig thiab ua haujlwm thaum sib piv cov xauv ntau tshaj plaws ntawm kev ua lag luam. Yog cylindrical xauv tau ntau tus nqi pheej yig dua li kev siv lub xauv zeb, thiab puas qis dua nqe teeb sib txawv zoo?
Nyeem ntxiv