bimetallic balance
常見例句
- He was one of the most inventive watchmakers of his day and held patents for a detent escapement, bimetallic balance and helical balance spring .
他是那個(gè)時(shí)代最具創(chuàng)造力的制表大師之一，他擁有鎖簧式擒縱機(jī)構(gòu)、雙金屬擺輪以及螺旋游絲的專利。 返回 bimetallic balance