Establishing multiple control system for water pollution control of Chaohu Lake;

In order to eliminate the nagative effect of existing urban rural dual control system on this issue,the author raises the following countermeasures:(1)attaching more importance to the environmental issues in the rural area rather than simply emphasizing the problem in the urban area,(2)dispelling the negative impacts of localism.

Modern food safety control system;

Establish and practice of medical quality control system;

Establishment of engineering cost control system in design stage;

Finally, the content of reconstructing urban land_use planning controlling system, promoting reasonable development of urban planning in socialist market economical condition is put forward.

It is important for society to observe the issue of dairy products security,because traditional security controlling system has some safety defect.

Third, the financial risks controlling system of Chinese listed banks is constituted.

We present a theoretical calculation method of a two-control volume model of labyrinth seal chambers by calculating every chamber according to the basic fluid mechanics equations so as to obtain the pressure distributions of every chamber and the dynamic characteristic coefficiences that embody the gas vi- bration and the excitation force.