并得到纵向预应力钢筋的准确模拟对结构纵向应变计算精度影响较大的结论。
It is concluded that calculation results of longitudinal temperature strain are limited by the accuracy of numerical simulation of longitudinal prestressed reinforcement.
试验证明，在纵向预应力作用下的计算截面应取道床板全部截面作为主梁下翼缘共同工作。
Tests show that the cross section of the whole deck, working jointly as the lower flange of the main girder, should be taken for the calculated section subjected to longitudinal prestressing force.
本文介绍根据压电效应原理，对纵向压电换能器进行预应力控制。
This paper introduces how to control the prestress of the longitudinal piezoelectric transducer according to the principle of the piezoelectric effects.
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