《城镇燃气设计规范》规定引入管指 室外配气支管与用户室内燃气进口管总阀门(当无阀门时,指距离室内地面1.0米高处)之间的管道。(燃气专业) 引入管指从室外给水管网与给水管网之间的联络管段,一般又称进户管,是室外给水管网与室内给水管网之间的联络管段。引入管段上一般设有水表、阀门等附件。
证明了引入管布置型式对减温器阻力系数和静压分布规律并无影响。
Test results show that the drag coefficient and the law of hydrostatic pressure are independent of the entrance tube type.
最近所有的欧盟条约都已经引入了多数票决的形式。一名外交官本周生气地问道,我们管这些干什么?
All recent EU treaties have introduced more majority voting: why did we bother, one diplomat asked crossly this week.
通过上述方法降低发光二极管成本的确将引入光明。
Bringing down the cost of LEDs this way really will let in the light.
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