在尾楼甲板两舷各配置乘员为18人的可抛型气胀式救生筏各一只，救生筏应该放置在特殊的架上，带有液压式释放装置。
Each throw overboard inflatable life raft (each 18p) to be fitted on port and starboard side of poop deck. The life rafts shall be on the special racks, together with hydraulic relief device.
论述了液压式cng汽车加气加气装置的设备组成、增压原理、工作流程、压力控制、注液量控制。
The composition, pressurization principle, workflow, pressure control and liquid injection control of CNG vehicle hydraulic filling device are discussed.
作动筒，由电，液压，气源或机械驱动的机械装置，用于传送部件之间的运动。
ACTUATOR, A mechanical device operated electrically, hydraulically, pneumatically or mechanically for transmitting motion between components.
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