例句與造句

1. The traditional designs of inertial sensors involve a solid proof mass or rotation part , which have some disadvantages such as low life , low reliability , difficult manufacturing and high cost
   目前商用的慣性傳感器一般需要檢驗(yàn)質(zhì)量塊或者旋轉(zhuǎn)部件，因此，器件的壽命短、可靠性低、加工困難且成本較高。
2. It's difficult to find proof mass in a sentence. 用proof mass造句挺難的