The land quantity, the mass variation are remarkable also the existence obvious region difference.

质量 变化显著且存在明显的区域差异。

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The purpose of this study is to analyze the driving factors of cultivated land quantity variation and find its change mechanism in Heilongjiang Province.

影响耕地数量变化的因素错综复杂，简单的回归分析不易得到满意的模型结果。

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Land statistics is the country's land quantity, quality, distribution, use and ownership status of statistics, compilation, analysis and provision of land statistics system.

土地统计是国家对土地的数量、质量、分布、利用和权属状况进行统计、汇总、分析和提供土地统计资料的制度。

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If the amount being taken up by the oceans were also known accurately, then the quantity sucked up by the land could be deduced.

ECONOMIST: Climate change: What lies beneath | The

It's hard to get totally excited about a PC hardware peripheral, given the smaller quantity of games (particularly hardware-specific titles) over in desktop land, but with Valve support and what appears to be the perfect control scheme (dual analog sticks, dual fully 3D-sensing motion controllers), we'd say the Hydra has a better shot at winning us over than anything else of its ilk.

ENGADGET: Razer Hydra Sixense motion controller eyes-on