因此在1970年获得的主要武器正在因为缺少足够的替换零部件破损。
Thus major weapons acquired in the 1970s are falling apart for want of sufficient replacement parts.
若因螺栓折损而使相关部件破损及托链轮或支重轮磨偏,将大大增加维修费用。
If impairment of the relevant parts bolt breakage and entrusted sprocket or supporting wheels grinding side, will greatly increase the maintenance costs.
国家航空航天局替换了所有的连接装置,但没有发现任何破损部件。
NASA replaced all the hookups, but could find nothing broken.
应用推荐