The impact test of the pendulum is used to strike the notched specimens of the cantilever beam with a prescribed height, and the test of impact absorbing power when the specimen is broken.

艾氏冲击试验：用规定高度的摆锤对处于悬臂梁状态的缺口试样进行一次性打击，测量试样折断时冲击吸收功的试验。

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The Real-Time Inverted Pendulum is used as a benchmark, to test the validity and the performance of the software underlying the state-space controller algorithm, i. e. the used operating system.

实时倒立摆被作为一个基准，去测试软件在状态空间控制器运算法则下的有效性和性能，也就是实用的操作系统。

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Charpy impact test (V gap) : the specified height of pendulum of the one-time blow to V notched specimens in beam state, test specimen is broken by the impact absorbing energy.

夏比(V型缺口)冲击试验：用规定高度的摆锤对处于简支梁状态的V型缺口试样进行一次性打击，测量试样折断时冲击吸收功的试验。

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In a subset of those cases, the evidence supporting dropping the test may even be questioned and the pendulum swings back in favor of the test.

FORBES: We Spend How Much On Unneeded Tests?