Technical or productive efficiency looks at the "how we produce" question and refers to the least cost method, that is the least use of our resources.

他说，技术或生产效率针对的是如何生产的问题，涉及的是成本最低的生产方法。

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The new method should allow Toyota to whack at least 25% off the cost of building trucks, says David Cole, president of the Center for Automotive Research at the Altarum Institute in Ann Arbor, Michigan.

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