This paper discussed several problems that should be paid attention to in water diversion system design for hydropower station, for instance ,development pattern,tunnel path choosing,pressure adjusting ,the type of steel branch pipe choosing and some other tips.

A tunnel of certain hydroelectric power project is taken as example;numerical method of diameter selection for the tunnel is introduce.

Views on reforms to China s exchange rate arrangements: force, restraint and route selection;

Route Selection for Constructing the Harmonious Trade Unions;

Exploring Drivers Route Choice Response to Real-time Guidance Information of Variable Message Signs;

Application of fluid neuron network on route choice based on user optimum in traffic network;

Simulation-based approach to evaluate dynamic multiple user route choice behavior under ATIS;

Multi-constrained optimal path selection of QoS;

The main task and the path selection of the current development of inner-party democracy;

The path selection of the economical use of urban and rural construction land;