One is that publishers are at the mercy of an inefficient distribution system: piles of books may sit unsold at one bookseller while demand goes unmet at another.
一是出版商受效率低下的发行系统的影响严重：当一种图书在此书店脱销时，在彼书店却大量积压。
And while solar energy systems work moderately well in hot desert climates, they are still inefficient and contribute only a small percentage of the general energy demand.
虽然在炙热的沙漠气候中，太阳能系统能较好的工作，但它们的效率还是过于低下，且只能满足总能量需求中很小的一部分。
Consequently, the demand forecast will be inaccurate and the supply will be out of stock or overstock. Other problems will emerge, such as worse service and inefficient transportation.
它会造成需求预测错误、供给缺货或积压、低质服务、低效运输等问题，严重影响供应链的绩效。
The root of the problem is the inefficient residential consumption demand.
有效需求不足，其根本起因是居民的消费需求不足。
The root of the problem is the inefficient residential consumption demand.
有效需求不足，其根本起因是居民的消费需求不足。
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