An electric machine is arranged at the second side of the printing heads so as to supply driving force for the paper feeding roller and the cutting apparatus mechanism.

电机，所述电机设置在所述打印头的第二侧，以便给所述送纸辊和所述切割器机构提供驱动力；

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With the changing from Offered market to Buyers 'market, the main driving force of economic growth in our country also has changed from supply driving to demand driving.

随着卖方市场向买方市场的转变，经济增长的主要动力也已从供给推动转为消费拉动。

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Saudi Arabia, the OPEC member nation with the world's largest reserves, has cut back on some of its production, thereby limiting supply and driving up prices, according to OPEC critics.

据欧佩克的批评者所说，全球石油蕴藏量最大的国家、欧佩克成员沙特阿拉伯已经削减了一些石油产量，从而导致供应受限和油价攀升。

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The global shortage of cotton led to a speculation that the cotton prices would rise further resulting in hoarding by traders creating an artificial short-supply and driving the prices up in the futures market.

FORBES: King Cotton Getting Cheaper Would Send Aeropostale To $36

The tough talk has spurred fears of supply shortages, driving prices higher.

WSJ: Oil Market's Iran Fears Might Be Overdone

Basically, the companies are increasing supply which is driving down the cost of vaccines and we are increasing demand for the vaccines by aggregating demand and helping developing countries pay for them at a lower, sustainable price.

FORBES: GAVI Alliance CEO: Leadership Is About Vision and Responsibility, Not Power