名词
中文翻译：跳板秤
同义词：
['scale', 'balance']
例句：
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1.The hopper scale is used to measure the weight of objects.
跳板秤用于测量物体的重量。
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2. The balance on the hopper scale was off by a few pounds.
跳板秤上的平衡器有些许偏差。
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3.The engineer used the hopper scale to check the accuracy of the scales in the factory.
工程师使用跳板秤检查工厂中秤的准确性。