只有技术革新过的低成本航空公司利润还过得去。
只有M2M(机器对机器通信技术)和无线传感通信的通用标准和通信协议建立起来,成本问题才能解决.
Until common standards and protocols emerge for machine-to-machine and wireless sensor communications, costs will be a problem.
本文通过对自镇流荧光灯的技术经济分析,提出只有保证产品,质量的前提下尽可能降低成本,才能达到既节电又省钱,提高能源利用率。
This paper analyses technic feature and economy for self-ballasting fluorescent lamp and points out that reducing products cost can save energy consumption and raise utilization of energy source.
本文通过对自镇流荧光灯的技术经济分析,提出只有保证产品,质量的前提下尽可能降低成本,才能达到既节电又省钱,提高能源利用率。
This paper analyses technic feature and economy for self-ballasting fluorescent lamp and points out that reducing products cost can save energy consumption and raise utilization of energy source.
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