By adjusting the control knob, the second stage reduces the intermediatepressure to the desired delivery pressure.
通过调整控制钮，第二级把中间压力降到需要的输出压力。
2
The intermediatepressure exhaust gas boiler in the shop of Yantzi petrochemical oil refinery works is needed to recycle the exhaust heat from the dust.
扬子石化炼油厂催化裂化车间中压余热锅炉，用来回收催化再生烟气的余热。
3
A suggestion of using back pressure type energy saving turbine generator in place of pressure reducing station to produce intermediatepressure steam is made.