conveyance fluid

例句：

1. 1. The engineer must ensure that the conveyance fluid is properly sealed to prevent leaks during transportation.
   工程师必须确保运输液体被适当密封，以防止在运输过程中泄漏。
2. 2. The conveyance fluid was carefully monitored to ensure its stability and safety for the passengers.
   运输液体被仔细监控，以确保其稳定性和乘客的安全。
3. 3.The conveyance fluid was tested for any contaminants before being released into the environment.
   运输液体在释放到环境中之前进行了任何污染物的测试。