In international trade, the commonly used measurement system is()。
A. metric systems
British system
C. U.system
D. international system of units
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The quantity clause mainly involves ().
A. number of transactions
B. unit of measurement
C. metering method
D. quantity maneuver range
E. quality tolerance
Itis stipulated in the export contract that "Chinese indica rice: moisture 14%, impurity 1%, imperfect grain 7%". This kind of regulation is accurate and reasonable, so it is widely used. ()
A. 对
B. 错
For the quality difference within the agreed range of quality flexibility or quality tolerance, unless otherwise specified, the price shall not be increased or decreased.()
A. 对
B. 错
In export trade, there are many ways to express the quality of goods. In order to clarify the responsibility, it is better to buy and sell goods by both samples and specifications.()
A. 对
B. 错