self-aid navigation是什么意思

网络释义

用法例句

According to the feature of the self-supply power plants,we must select the point about electric energy exchange correctly in order to design appropriate wiring diagram.

针对企业自备电厂的特点,通过工程实例说明要有合理的电气主接线,就应该正确选择自备电厂电量交换点。

Methods Total 34 schools of the county were conducted a spot check, in which 20 samples of self-prepared water and 23 samples of tap water were assayed according to GB5750-85 "Standard test method for drinking water" and the "Stipulations on hygiene of drinking water" of 2000 versi.

方法在全县范围内抽查34所学校的生活饮用水,其中20份自备水及23份自来水,按GB5750-85《生活饮用水标准检验法》及卫生部2001版《生活饮用水卫生规定》的方法进行检测。

Analysis on benefits of environment protection of power station of enterprise's own;

企业自备电站的环保效益分析

Study on local flow field and characteristics of erosion and deposition of intake and outfall project in autonomous power plant of iron and steel base in Zhanjiang;

湛江钢铁基地自备电厂取排水方案局部流场和泥沙冲淤特性研究

Strategy study on balancing avail between grid and autonomous power plant;

平衡电网与自备电厂之间经济利益的策略研究

With this system, the user can select to use either central heat source or household heat source.

在推行分户计量采暖系统的基础上,开发出一种可选热源分户计量采暖系统,使用户利用一套采暖设施既可选用集中热源,又可选用自备热源。