The energy-saving results of these units can be further improved by widening the regulating range of the extraction pressure and by using tow-stage heating of district-heating return water.
扩大供热抽汽压力调节范围及采用热网回冰的两级加热，可进一步提高该型机组的节能效益。
These essential fatty acids play a key role in a range of body processes from regulating blood pressure to assisting with inflammation.
这些必需脂肪酸发挥关键作用，对身体机能的范围从调节血压，以协助与炎症。
These essential fatty acids play a key role in a range of body processes from regulating blood pressure to assisting with inflammation.
这些必需脂肪酸发挥关键作用，对身体机能的范围从调节血压，以协助与炎症。
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