These standards basically move through a development pipeline, as shown in Figure 1.
这些标准基本上都经过了一个开发过程，如图1所示。
Yet there is very little development in the pipeline, at least in the rich world.
但是新开发的商业楼盘却是少之又少，至少发达国家是这种情况。
Yet there is very little development in the pipeline, at least in the rich world.
但是新开发的商业楼盘却是少之又少，至少发达国家是这种情况。
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