From its weight, the box can be empty.
按它的重量，这箱子是空的。
Too short holding time: Not enough weight, empty inside, small dimension.
保压时间太短：重量不足，产品内部空洞，尺寸偏小。
The measurement of empty ship's weight to be done in any case.
但无论如何空船重量仍须测定。
The measurement of empty ship's weight to be done in any case.
但无论如何空船重量仍须测定。
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