English translation for "底柱"

foot note

Example Sentences:

	1.	Application and research of pillar remnant removal in hongtoushan copper mine 顶底柱回收应用与研究
	2.	Research on stability of the roof and bottom pillar in xincheng gold mine 新城金矿顶底柱开采稳定性研究
	3.	The ground base of the newly added chute in 4 tailings reservoir at dexing copper mine is characterised by thick weathered layer , loose structure , fractured zone and landslip mass accumulation . as a result , the ground has a great subsidence and inefficient carrying capacity . in view of this , the grouting technology was adopted to reinforce the chute ground base . the on - site testing shows that the subsidence of the chute has been efficiently controlled and the carrying capacity of the ground base improved so that the stability requirement has been met 潘洛铁矿主要使用的采矿方法是浅眼落矿的全面法和留矿全面法. 23矿体160m以上矿段上部为氧化矿和风化岩层,形成挤压爆破和松散岩石覆盖下的放矿条件.介绍了无底柱分段崩落法在该矿体开采中的应用.实际使用获得的各项技术经济指标还比较理想
	4.	The ground base of the newly added chute in 4 tailings reservoir at dexing copper mine is characterised by thick weathered layer , loose structure , fractured zone and landslip mass accumulation . as a result , the ground has a great subsidence and inefficient carrying capacity . in view of this , the grouting technology was adopted to reinforce the chute ground base . the on - site testing shows that the subsidence of the chute has been efficiently controlled and the carrying capacity of the ground base improved so that the stability requirement has been met 针对金山店铁矿余华寺采区的开采条件:拥有独立的开拓系统、产量不大、装备水平不高、矿岩松软破碎、地压大等,进行了无底柱分段崩落法采场结构参数的优化研究.通过室内物理、数值模拟和现场工业试验,探索出合理的分段高度、进路间距、放矿步距等参数,以求达到技术上可行经济上最优.该研究成果在矿山的应用中取得了可观的经济效益,为其它类似的中小型冶金矿山探索出一条提高经济效益的途径
	5.	The peak position of zao films prepared at low temperature shifts to the lower angle comparable to that of bulk zno due to the residual stress ; as - deposited at high temperature or post - annealed zao films was polycrystalline with the hexagonal crystal structure and had a strongly preferred orientation of c axis perpendicular to the substrate surface , the minimum resistivity and average transmittance to the visible light can be obtained 研究表明， al _ 2o _ 3的掺杂在3wt时为最佳； zao薄膜在低温下沉积时，由于薄膜内存在残余应力使衍射峰位置与体材相比向低角度方向移动。高温沉积的zao薄膜或经热处理后的薄膜具有c轴择优取向的六角纤锌矿多晶结构，晶粒垂直于衬底柱状生长，薄膜可得到最小的电阻率和较高的可见光透过率。

Similar Words：

"底重型压力表" English translation, "底轴" English translation, "底轴承" English translation, "底轴承箱" English translation, "底轴面" English translation, "底柱；页肢柱" English translation, "底柱设备" English translation, "底铸" English translation, "底铸法" English translation, "底注" English translation