The hydraulic machines are equipped with two electric control systems-relay and PLC, and three operation modes-mechanic, manual and semi-automatic.
本系列液压机具有继电器控制PLC控制俩种电气控制系统，有调整、手动及半自动三种操作方式。
2
The all-way semi-automatic sampler of the empty tube type is accurate, safe, fast and economic in operation.
使用空管全程半自动采样器，采样准确、安全、快速、经济。
3
Reasonable mating the automatic, semi-automatic and manually operated winding machine for operation can satisfy the requirement of products of different structure and accuracy.