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题目内容
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To produce accurate results, the equipment must be manufactured to very ________ specifications.
A.deep
B.wide
C.key
D.high
B.wide
C.key
D.high
参考答案
参考解析
解析：题目意为“为了产生准确的结果，设备必须制造到非常高的规格。”high specification意为“高规格”，选项A意为“深的”，选项B意为“宽的”，选项C意为“关键的”，故选D。
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