The method to prevent the shrinkage-caused leakage was found.

Seal leakage treatment of homemade melt filter in PTA plant;

Principles and protective measure of corrosion leakage of chlorethylene synthesis convertor;

Foundry-Techniques for Preventing Leakage of Aluminum Alloy Shock Absorber Cylinders;

Cause Analysis for Seepage of Auto-Cylinder Head of AC4D Casting Alloy;

Causes analysis of the abjunction of the tube bundles and the seepage of the weld seam of the autoclave;

How to Deal with the Seepage from Oil Tank;

Study on the nitrogen leaching in the paddy-wheat rotation agroecosystem;

Nitrogen loss via runoff and leaching from soil as a function of types of urea applied in wheat season.;

GLEAMS model was introduced to calculation of nitrate leaching in an agricultural small catchment in Southeast China.

Discussion on causes for leakage of exterior windows and its prevention and cure;

Comprehensive leak treatment in existing line of Tianjin Subway;

Waterproofing measures and leak treatment in Shawan water plant project;

Preventive measure to the percolation of waterproofing concrete structure underground;

Curtain wall project rainproof water percolation design and construction measure

Oil andgas shows commonly seen at surface are macroscopic indicators of hydrocarbon percolation;nevertheless, more extensive hydrocarbon percolations at surface are exhibited by microscopicindicators, which can be detected only by precision instruments.