1·This paper describes drop hammer hydraulic dynamic calibration device's operating principle and its main function.
该文介绍了落锤液压动标装置的工作原理及其主要功能，分析了现有校准方法存在的问题。
2·The large dynamic testing devices in the US are listed and the drop hammer test is introduced as an alternative test.
对部分测试内容进行了着重讨论，并列出了美国大型动力测试设备的情况。
3·The impact experiments of concrete filled steel tubes with fixed-ends were carried out on the drop hammer test machine.
利用落锤式冲击试验机对两端固定不同壁厚钢管混凝土构件进行了侧向冲击实验。
4·The basic principle of simple high strain pile test method transformed from measured free fall of drop hammer is given in this paper.
给出测量自由落锤的加速度换算高应变试桩的动力的简易法的基本原理、测试操作与工程应用。
5·This paper presents an experimental investigation on the dynamic buckling of a Kiewitt8 single-layer reticulated shell model under drop hammer impact.
在这样的背景下，本文对网壳结构的一种常见形式——单层鞍型网壳在强震下的失效机理开展了较为深入的研究。
6·The frame photograph of explosive samples under drop hammer test have a furcate structure, in which the fractal dimension of the explosive is related to its impact sensitivity.
炸药样品在落锤撞击下，其分幅图像具有分形结构，同时，它的分形维数与炸药感度有关。
7·Drop hammer: a machine consisting of an anvil or base aligned with a hammer that is raised and then dropped on molten metal used to forge or stamp the metal resting on the anvil.
落锤：由钻或底座及与之对齐的锤组成的机器，锤被举起后落在融化金属上用于锻造或冲压放在砧板上的金属。
8·This paper describes drop hammer hydraulic dynamic calibration device's operating principle and its main function. The problems of the current calibration methods are also studied in details.
该文介绍了落锤液压动标装置的工作原理及其主要功能，分析了现有校准方法存在的问题。
9·The main demands which must be attained for forgings ejection mechanism in drop hammer forging were discussed. several patterns and the design essentials of the ejection mechanism were introduced.
论述了锤模锻造锻件的顶出机构应达到的基本要求；介绍了顶出机构的几种形式及设计要点；
10·On this basis, it is through a series of experiments, including drop hammer experiment, high-speed rotating floor experiment and dynamic simulation experiment to test the performance of the receiver.
在此基础上，通过开展落锤试验，高速转台试验，以及高动态模拟试验测试接收机的整体性能测试。