电缆式测井仪器的一部分，包括遥测、电子线路、测量用供电电源，以便与下井仪器（包括探头）区分。
The section of a wireline logging tool that contains the telemetry, the electronics and power supplies for the measurement, as distinct from the sonde that contains the measurement sensors.
目前，电缆滑车广泛应用于各种通用桥(门)式起重机、电动葫芦自行小车、仓库、船厂、码头等起重设备的移动供电。
At present, the cable pulley is widely used in all kinds of general bridge (the door) mobile power supply cranes, electric hoist car, warehouse, shipyard, dock hoisting equipment.
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