Influence of flow direction on drag force of group of cylinder piles flowing around by current

Comparison on factors affecting nitrification of different flow direction BAFs

From the concept of azimuth,the relation between various azimuth angles is descried;the necessity of reduction of flow directional azimuth in hydrologic observation is stated;then, the correction formula is given.

On the reasons and directions of our country s human gathering;

According to "River Discharge Measurement Criterion" and related regulations,the paper tests and analyzes the velocity and vertical distribution of flow direction in low-water period of measured region of Shandong section of the Yellow River.

In view of the situation of the loss of passengers in Tianjin aviation,this paper treats of the direction of flow of the running-off passengers that the aviation enterprises are more concerned about and analyzes the relevant causes for the loss,which might be used for reference for an airline to open air routes,adjust freight volume and improve services.

<Abstrcat>Analyzes the leakage from the asphalt concrete core wall on the river-bed section of Majiagou reservoir from the aspects of temperature, vertical current and current direction.

The current direction measuring device is associated with, and base on the magnet - resistance sensor.

Study on Fund Flows and Benefit of New Rural Cooperation Medical System in JiLin Province;

In this paper, the structure and flow of the agricultural labor force in Japan are analysied.

The flow of farmers,to a large extent,is a process of farmers non-agriculturalization and urbanization.