1) support thickness
支护厚度
1.
This article gives the calculation formula on smallest support thickness of soft stratum and large cross-section shaft and tunnel combined with the calculation method of road tunnel ground pressure,and calculates the force of support structure by FLAC3D,at last checks the stability of arch walling.
结合公路隧道地压计算方法提出了煤矿松软地层大断面井巷最小支护厚度计算公式,并通过FLAC3D对支护结构进行了受力数值模拟计算,最后对碹体稳定性进行了验算。
2.
Based on plastoelasticity mechanics and surrounding rock-supporting principle,the stability of shaft was analyzed,and calculation formula of stress,displacement and support thickness were derived.
根据弹塑性力学及围岩-支护相互作用原理,分析了竖井稳定性,推导了竖井围岩与支护的应力、位移以及支护厚度的计算公式。
2) minimum thickness of support body
支护体最小厚度
3) thickness of support wall
护壁厚度
1.
In accordance with the formula of thickness of support wall of ring-shaped excavated pile, the electronic calculation program of the thickness is programmed.
根据圆形人工挖孔桩护壁厚度计算公式,编制了计算护壁厚度的电算化程序。
4) protective thickness
防护厚度
6) cover thickness
保护层厚度
1.
Based on concrete cover thickness and compactness measurement,construction quality of main structure is commented in Suzhou Dushu-lake Tunnel,and mass data are collected.
通过保护层厚度和密实度评析了苏州独墅湖隧道主体结构混凝土施工质量,测量获得了现场混凝土的大量数据,统计分析结果表明,独墅湖隧道各部位钢筋保护层厚度控制较好,符合设计和规范要求;现场混凝土的超声波传播速度较高,混凝土密实度和质量良好。
2.
This paper introduces the problems in concrete cover thickness control and relevant countermeasures.
混凝土保护层厚度的重要性在新颁布实施的《混凝土结构工程施工质量验收规范》(GB50204-2002 )中得到了充分的体现。
补充资料：最小辐亮度与最小辐照度(见核爆炸火球)
最小辐亮度与最小辐照度(见核爆炸火球)
minimum-brightness and minimum-irradiance
zuixiao fuliangdu yu zuixiaofu乙haodu最小辐亮度与最小辐照度(minimum-brightness and而nimum一irradianee)见核爆炸火球。
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