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- unstable lubrication 非永久润滑
- The price of gasoline is unstable. 汽油价不稳定。
- Most of the countries in the region have unstable economies. 这个地区大多数国家的经济都不稳定。
- The cause of flight of capital is the unstable political situation. 资本外逃是因为政治的不稳定。
- The table is unstable because one leg is shorter than the others. 这桌子一条腿比其它的腿短，所以不平稳。
- If it were gentle, only the more unstable rods fell. 若地震是微弱的，仅那些比较不稳定的杆子倒下。
- Flushing lubrication oil(fuel oil) system of M/E. 主机滑油（燃油）管路投油清洗。
- Inspecting the oil level of motor lubrication. 检查发动机润滑油油面。
- The enemy coalition was unstable enough. 敌人的联盟是很不稳固的。
- The political situation was unstable. 政局不稳。
- It is suitable for grease lubrication only. 它只能用于滑脂润滑场合。
- Central grease fitting for lubrication of stem nut. 中心黄油嘴适用于阀杆螺母润滑。
- The hydroperoxides are unstable compounds. 氢过氧化物是不稳定的化合物。
- Better stem nut lubrication control. 更好的阀杆螺母润滑控制。
- These arrangements tend to be unstable. 这些协定都是不稳定的。
- We shall requiremore lubrication oil this month. 这个月我们需要更多滑润油。
- This isle was then floating and unstable. 这座小岛漂浮在水面上并且不稳定。
- The same applies for oil jet lubrication. 这同样适用于油喷润滑。
- Friction makes necessary a good lubrication system. 摩擦需要良好的润滑系统。
- His personality is a little unstable. 他这个人有点反覆无常.
