The theoretical causes and practical countermeasures are analyzed so that attention may be drawn among the administrators and experts in higher education to this problem and measures may be figured out to guarantee a healthy and stable development in higher education.

Selection of the height of cylindrical steel tank designed by variable point method;

Calculation of Centralizer Setting Height of Pendulum Assembly;

Corrugated-beam guard-rail height of expressway median;

The test technique investigation on the cold-jet simulation and propulsion force measurement of altitude-compensated nozzles;

The Elementary Research and Test of Best Altitude and Distance of Three Sorts of Apple Pests Sex Tempt Core;

Application of FPGA in atmospheric pressure altitude measuring system in pilotless aircraft;

Impact of earth stress on vertical fracture height and technique of fracture height control;

We consider that it's necessary for Yulin gasfield to carry out a fracturing design to control fracture height based on an analysis on operation and production data.

Artificial barriers is widely used in order to control hydraulically fracture height propagation in reservoir with worse barrier zone,especial thin pay-zone.

Numerical simulation of influence of impeller clearance in agitated vessels on flow field structure and power consumption;