We need to look at the fundamental factors driving food prices: demand and supply.
我们必须看到操纵粮价的基本因素：需求与供给。
If the usage situation, it can't power supply should choose diesel engine driving type;
如果使用场合不能供电，则应选择柴油机驱动式；
And driving power supply, all with "LED lights" about the life.
以及驱动电源等都与“LED灯”的寿命有关。
And driving power supply, all with "LED lights" about the life.
以及驱动电源等都与“LED灯”的寿命有关。
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