您要查找的是不是：
- The machinery requires constant maintenance. 这些机器需要经常保养维修。
- Maintenance of PC is in my element. 我对电脑的维修保养很在行。
- He's taking classes in car maintenance. 他正在上汽车维修课。
- This machine has been specially adapted for use underwater. 这机器是为水下使用而特别改装的。
- Who is responsible for the building's maintenance? 谁负责这座大楼的保养事宜?
- This machine has been specially adapted for underwater use. 这机器是为水下使用而特别改装的。
- underwater maintenance 水下保养
- Has he enrolled in the car maintenance class this year? 他今年报名参加汽车维修班的学习了吗？
- The petitioner ask for a variation in her maintenance order. 上诉人要求对她生活费的命令的条件进行变更。
- A lot of the cost of maintenance go into renew brake. 很多的维修费用都花在了更换煞车方面。
- A ship equipped for laying explosive underwater mines. 布雷舰艇装备有布水雷装置的舰艇
- A trademark used for an underwater breathing apparatus. 水肺，水中呼吸器用于水下呼吸装备的一种商标
- He had to work hard for the maintenance of his family. 他为了养家不得不去拼命工作。
- Travel Form is no longer useable underwater. 旅行形态不能再用于水下。
- A device used underwater to produce pulses of sound, as for an echo sounder. 声脉冲发送器置于水下产生声脉冲的装置，如回音器中的装置
- All the maintenance workers are stopping out until their demands are met. 全体维修工人正继续罢工，直到要求被满足为止。
- One who is responsible for the maintenance of a golf course. 高尔夫球场看管员负责看护高尔夫球场的人
- Riptide is a strong underwater current. 激潮是海面下一种强大的暗流，
- Solicitor acting for the wife make an application for a maintenance order. 作为妻子诉讼代理人的初级律师提出要求获得赡养费判令。
- Yes, including the underwater form. 可以，包括在水下的形态。
