By analyzing and comparing nature gas pipeline calculation formula in common use, the adjustment and reconstruction project of the active duty of nature gas pipeline system was studied in the paper, considering the fact running status of the nature gas pipeline, the calculation formula applying the active duty of nature gas pipeline was presented.

Great changes of talented person culture goals have taken place since the school was promoted,so,the specialty adjustment and transformation must be made.

Lowing the production cost of urea-formaldehyde resin adhesive by adjusting the technological conditions;

To adjust the structure of papermaking raw materials in China and rationally utilize non-wood fiber resources;

Weather warming effect to agriculture and ecologic environment and adjustment method of plants structure in Heilongjiang Province;

Analysis and Adjustment of Grinding Error of Curve Grinding Machining for KR950 Roll Grinders;

Assembly and adjustment of double-strike electric drive screw presses;

Discussion on the Influence of the Resources Product Import and Export Tax Rate Adjustment on the Coal Profession;

A Systematic Analysis of Medical Treatment Price Regulation in China;

The opelation and regulation for the boiler fan imbalance;

Advantages of Voltage Regulation with On-Load Tap-Changers;