名词
中文翻译：角度测试器同义词
同义词：
['angle gauge', 'angle indicator']
例句：
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1. We need to use an angle tester to measure the angle of the roof before we start painting.
我们需要使用一个角度测试器来测量屋顶的角度，然后才能开始粉刷。
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2. The engineer used an angle tester to ensure that the beam was straight and level.
工程师使用了一个角度测试器来确保梁是直的和水平的。
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3. The angle tester showed that the angle of the roof was not as expected, so we had to adjust it accordingly.
角度测试器显示屋顶的角度没有预期的那样，所以我们需要相应地进行调整。