Utility Function Applied in Cost Optimization of Oil Gas Pipeline Integrity Maintenance;

Strengthening maintence management and lowering maintence cost;

Primary and secondary municipal wastewater treatment cost comparison;

Discussion on the Engineering Change and Expenses Verification of Qiandaohu Bridge;

Project Expenses Claim and Application Analyzing;

Comparing Cost and Expenses between China and America;

Investigation on smoking status and its costs in residents in Zhejiang Province;

The approaches of measuring benefits and costs of green architecture system;

This article is based on the production of raw materials needed lubricant oil logistics optimization, and thereby achieve control of the transport costs.