求翻译：对企业来说，在目前政策环境下不仅需要拥有相当的房地产开发实力与资源，而且要把握好房地产开发的投入与产出比例，节约成本，避免资源浪费是什么意思？

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For businesses, not only in the current policy environment needs to be in possession of good real estate development capabilities and resources, but also to get a good grasp of the real estate development inputs and outputs, and cost-savings ratio, avoid waste of resources

Not only to the enterprise, needs to have the suitable property development strength and the resources under the present policy environment, moreover must grasp the property development the investment with to deliver the proportion, saves the cost, avoids the resources waste

For companies, under the current policy environment requires not only considerable strength in real estate development and resources, but also to grasp well the proportion of input and output of real estate development, to save costs and avoid waste of resources