common trouble的用法和樣例：
例句
- Common failure types in cupola melting, their reasons and removal methods was described.
摘要介紹沖天爐熔化常見(jiàn)故障的種類(lèi)，產(chǎn)生原因以及排除方法。 - In this paper the common faults and causing rea sons about gear pump of wheel loader are analmd,and the preventive measures are suggested.
對輪式裝載機用齒輪油泵常見(jiàn)故障和產(chǎn)生原因進(jìn)行了分析，并提出了預防措施。
