The production per man-hour is three units.
每人每个工作小时的产量是三单位。
China is rich in total volume of mineral resources, But the per man resource volume is little; the resources are not of natural endowment, with difficulty of utilization.
中国矿产资源总量丰富，但人均资源量少；资源禀赋较差，利用难度大。
China is rich in total volume of mineral resources, But the per man resource volume is little; the resources are not of natural endowment, with difficulty of utilization.
中国矿产资源总量丰富，但人均资源量少；资源禀赋较差，利用难度大。
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