液压和气压传动。液力逻辑线路。第2部分：与逻辑符号相对应的供液和排液符号。
Fluid power systems and components. Fluid logic circuits. Part 2: symbols for supply and exhausts as related to logic symbols.
包含液压设备和气动设备，包括泵、电动机、空气压缩机、汽缸、计量表、量具和传动装置。
Contains hydraulic and pneumatic equipment including pumps, motors, air compressors, cylinders, meters, gauges, and actuators.
包含液压设备和气动设备，包括泵、电动机、空气压缩机、汽缸、计量表、量具和传动装置。
Contains hydraulic and pneumatic equipment including pumps, motors, air compressors, cylinders, meters, gauges, and actuators.
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