The reactor coolant (water) is used as actuating medium, pressed by pump, and then injected into hydraulic step cylinders which are set in the reactor vessel.
它以反应堆冷却剂(水)为工作介质，经泵加压后，注入安装在压力壳内的水力步进缸。
2
The TiAIN coating tools enhanced cutting performance obviously by reducing the flank wear in the cutting medium of coolant oil.
在切削油介质中，涂层铣刀后刀面磨损降低，切削性能也明显得到改善。
3
The cooling medium, or coolant, in them is either water or some low-freezing liquid, called antifreeze.