1) double-track tunnel
双线隧道
1.
Research methods:Take the double-track tunnel in the Lanzhou-Wunan for example,the relation graph of train speed and maximum pressure has been simulated and figured out with the formula.
研究目的:通过计算,分析我国双线隧道中存在的瞬变压力问题,并提出相应的缓解措施。
3) Double-line tunnel
双线隧道
1.
Numerical analysis of moisture,thermal and mechanical states for subway double-line tunnel constructed by artificial freezing method
地铁双线隧道施工人工冻结水热力数值分析
4) double line tunnel
双线隧道
1.
For the double line tunnel of a section in the rail transit No.
某市轨道交通三号线某区间双线隧道 ,隧道断面大 ,埋深浅 ,岩性差 ,且隧道顶部离3 0号、3 1号楼桩基很近。
2.
Double line tunnel with extra-large sections will be more and more common in the country, due to the large section, it is certain that the double line tunnel affects each other during the blasting excavation, the seismic wave produced by tunnel excavation affects the safety and stability of the surrounding rock.
本文首先对岩石中的爆炸理论与爆破振动影响控制标准作了阐述；结合实际工程对现场实测数据作了回规分析，得出不同方向的振速衰减公式，并对现场实测的振速时程曲线作了分析，总结出一些规律；对隧道掘进爆破数值模拟算法原理与分析模型作了分析和说明；应用动力有限元ANSYS／LS-DYNA程序对特大断面双线隧道的爆破施工进行了三维模拟。
5) double connecting tunnel
双渡线隧道
补充资料：2,2-双氯甲基-三亚甲基-双[双(2-氯乙基)磷酸脂]
CAS：38051-10-4
分子式：C13H24Cl6O8P2
中文名称：2,2-双氯甲基-三亚甲基-双[双(2-氯乙基)磷酸脂]
英文名称：2,2- bis(chloromethyl)-trimethylene bis[bis(2-chloroethyl)phosphate]
phosphoric acid, 2,2-bis(chloromethyl)-1,3-propanediyl tetrakis(2-chloroethyl)
2,2-bis(chloromethyl)trimethylene bis(bis(2-chloroethyl)phosphate)
2,2-bis(chloromethyl)-1,3-propanediyltetrakis(2-chloroethyl)phosphate
分子式：C13H24Cl6O8P2
中文名称：2,2-双氯甲基-三亚甲基-双[双(2-氯乙基)磷酸脂]
英文名称：2,2- bis(chloromethyl)-trimethylene bis[bis(2-chloroethyl)phosphate]
phosphoric acid, 2,2-bis(chloromethyl)-1,3-propanediyl tetrakis(2-chloroethyl)
2,2-bis(chloromethyl)trimethylene bis(bis(2-chloroethyl)phosphate)
2,2-bis(chloromethyl)-1,3-propanediyltetrakis(2-chloroethyl)phosphate
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