Research on aero-engine turnover number and controlling method;

Effect of long-term fertilization on the content and turnover of soil microbial biomass P;

A Review of Researches and Methods for Fine-root Production and Turnover of Trees;

The strengths and weaknesses of a mould for reusable container with sliding block at movable and fixed half were discussed.

Empirical evidence show that, the efficiency of capital turnover as well as the quality of accounting information depends on whether the enterprise can effectively manage the accounts receivables.

How to use this way to sell out the product? How to accelerate the capital turnover? How to increase the economic performance? From four aspects,including establishing the suitable credit policy,coordinating the da.