如果你能真的掌控整个大局，你知道你想要的是什么但是你没有时间亲力亲为，那么第一种模式是非常有效率的。
The first scenario is really efficient if you are truly in charge, you know what you want and you don't have a lot of time.
第一太阳能公司的太阳能电池板平均效率为11-12%，而使用晶体硅的太阳能电池板效率为14-15%。
First Solar’s panels have an average efficiency rate of 11-12% as opposed to 14-15% for the silicon ones.
但是这种以供应商为中心的电子商务模式存在如下问题：第一，信息过载带来的效率低问题。
But this electronic commerce pattern takes supplier as central exists following problems: Firstly, the information-overloading brings the lower efficiency issues.
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