Discussion on bad effect of imperial government of Qing Dynasty on natural ecology;

But in practice and under the system of free-trade,the business of harmful waste from developed countries or regions to developing countries or regions,the excessive exploitation and use of natural resources and the pollution transference from developed countries to developing countries in international investment have done great adverse effects on the preservation of.

The further increase in fiscal decentralization or slackening in extra-budgetary fund management will result in many adverse effects on China s economy.

Analysis and prevention of adverse effect caused by intensive nursing technique training;

The adverse effects of ammonium ions on nickel plating solution were investigated by Hull Cell experiments.