1) crude joint
原生节理
1.
The result of observing demonstrated that crude joint and crack of lower top coal were much more developed than integrated upper top coal in front .
19 m)的原生节理裂隙比较发育,上位顶煤(2。
2) original vertical joints
原生垂直节理
1.
The disturbance to strata during tunnel construction brings about strata deformation and opens original vertical joints,so it is ubiquitous for the earth s surface cracks during shallow loess tunnels construction.
隧道施工中对地层的扰动,引起地层变形和使原生垂直节理张开,致使浅埋黄土隧道普遍存在地表施工裂缝。
3) primary nephrotome
原生肾节
4) energy-saving principle
节能原理
1.
Taking the double horse head type,offset-wheel type,swingrod type and downward beam balance weight type as the searching objective,firstly structure designing and energy-saving principle of the four types of beam-pumping unit are analyzed,then their performance are contrastively analyzed at the same condition,referring as offset pumping unit with comparative analyzing.
以双驴头、偏轮式、摆杆式和下偏杠铃式游梁节能抽油机为研究对象,给出了4种抽油机设计结构及节能原理;然后在同一工况下,以偏置式抽油机为参照,对比分析了4种节能抽油机的节能效果。
2.
The actual states of China\'s energy-saving doors and windows,the energy-saving principles and technologies of the outside doors and windows were discussed,as well as the design measures to ensure energy-saving effect of the outside doors and windows in the building.
探讨了我国节能门窗发展的现状、外门窗的节能原理、建筑外门窗的节能技术,以及为保证节能效果外门窗在建筑中的设计手法等。
6) water saving principle
节水原理
补充资料:原生货
1.见"原封头"。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条