With this model, we calculate the railway saturation level, the potential railway demand and the huge railway demand-supply gap of China.

通过这个数学模型，计算出了我国铁路路网长度的饱和水平、潜在的铁路运输需求以及铁路运输中巨大的供需缺口。

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The solar industry is estimated to be consuming more than half of the worldwide polysilicon production. The huge demand from the solar market has created a demand-supply gap in the polysilicon market.

太阳能行业耗费了全世界一半以上的多晶硅，太阳能市场对多晶硅的巨大需求造成了供需缺口，导致了多晶硅价格的螺旋上涨趋势。

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The remaining output gap, the slow recovery in domestic demand, and the previously depressed money supply remain the main factors keeping inflation in check.

产量尚存缺口、国内需求复苏缓慢、以前萧条的货币供应等，仍是使通胀水平得到控制的主要因素。

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It is predicted that in 2012, Chinese domestic consumption of REs will match domestic production, and this year will see a peak in availability and a demand-supply gap emerging on the world markets.

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With the demand from the backlight market nearing saturation and the general lighting market yet to take off, growth in demand has been slow, resulting in a huge demand-supply gap that has put pressure on the average LED selling price.

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It is nonetheless to be expected that there may be a supply-demand gap for indium, with a substantial escalation in its price, at least over the immediate term which is likely to impact on the inauguration of the thin-film CIGS cell industry.

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