题目内容
“the watch goes with a tolerance of 3 seconds” is an example of _______.
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A __________ sells goods in large quantities, usually to other distributors.
Steel plate has regular specifications and sizes, thus can be calculated by ______ weight.
______ is recognized as a decisive selling aid in the area of household consumer goods and similar goods.
The information of the “weight” will be likely to be shown in _____ mark.
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