Sub-level caving is an efficient and safe mining method.
无底柱分段崩落采矿法是一种高效安全的采矿法。
Rock in coal seam, suggest casting away sub-level caving.
对于煤层内夹石厚度比较大的情况，建议不采用放顶煤开采。
Call tile map loaded in the generated site, sub-level detail display.
说明：调用瓦片图加载在生成的网站中，分级别详细显示。
The external load exerted on the support used in sub-level caving face generally moves forward.
放顶煤工作面的支架外载荷普遍前移。
Each sub-level in this menu will be shown in its own context, making the "parent" level disappear.
在这个菜单中各子层将在其自身的上下文中显示，使得“父层”的消失。
To add emphasis, the color and font weight is changed for this list item and any sub-level list items within it.
为了增强效果，我们修改了这个列表项和其中任何子列表项的颜色和字体粗细。
The advantages of this method are inexpensive, simple for construction and able to get good benefits to retain roadway for next sub-level.
该法施工工艺简单，成本低廉，可使沿空留巷达到较好的技术经济效果。
The styling for the sub-level list items is also changed so that the background images used to create bullets appear in a corresponding color.
还改变了子列表项的样式，让用来创建符号的背景图像显示为对应的颜色。
The distribution law of inner stress field and its effect on controlling underground impact pressure are discussed, when sub-level caving method is introduced.
讨论了放顶煤开采的采场应力场的分布规律及其对冲击地压的控制作用。
For example, let's say the high-level company namespace is denoncourt, the first sub-level is retail, and the third level has functional names, as shown in Listing 4.
例如，假设高层名称空间是公司名denoncourt，第一个子级别是retail，第二个子级别是功能名称，见清单4。
The mining practice of sub-level longwall face in Yima coal mine of Henan Province was introduced. These techniques could be used in coal mines with similar condition.
开采结果表明，论文中提出的对岩层结构的认识和采取的控制技术是正确的，可以在条件相似的矿区推广应用。
Based on in situ measurement with sub-level caving mining, the characteristics of top-coal deformation and top-coal deformation vs abutment pressure are mainly discussed.
以放顶煤开采现场实测为基础，着重探讨了顶煤的变形特征、顶煤变形与支承压力的关系；
The research results have been applied successfully in the no. 8105 fully mechanized face with sub-level caving of Yanjiahe Coal Mine, and satisfactory technical and economic effects are achieved.
研究成果在燕家河煤矿8105综放面成功应用，并取得了满意的技术经济效益。
Purification of Milli-Q water by sub-boiling distilled could increase the AKP staining positive level.
通过深层蒸馏纯化的超纯水可以增加AKP染色阳性水平。
A heading node may, in turn, contain sub heading nodes (level 2) and may also contain some sentences.
一个标题节点，依次，可以包括子标题节点(层次2)，还可以包含有一些句子。
For each top-level feature, or facet, there is a sub-tree of possible values.
对于每个顶级特性或方面，都有一个可能值组成的子树。
The goal to halve poverty by 2015 will likely be met at the global level, but not in Sub-Saharan Africa unless progress there can be accelerated quickly.
在2015年把贫困人口减少一半的目标在全球层面有望实现，但是在撒哈拉以南非洲地区，如果不能尽快提高进展速度，就难以实现。
Introducing this control project also enables the results from sub-projects to be rolled-up to the program level.
引入这个控制项目还能够使来自子项目的结果累积到计划的水平。
Indeed, DB2 can split a collection (or sub-tree) of nodes at any level of the document hierarchy as needed.
实际上，DB 2可以根据需要对文档层次结构中任何级别上的节点集合(即子树)进行拆分。
These queries always require sub-document level access to evaluate predicates and to extract document fragments.
这些查询通常需要子文档级访问来运算谓词和提取文档片段。
"We still have to test how gravity behaves at a sub-atomic, quantum level," he said.
“我们仍然需要测试重力在亚原子，量子级别的影响，”他说。
In DB2 LUW, memory consumed by DB2 server is broadly sub-divided into instance-level database manager Shared memory and database-level database Shared memory.
在DB 2LUW中，DB 2服务器所消耗的内存大致分为实例级的数据库管理器共享内存和数据库级的数据库共享内存。
This example serves to illustrate the importance of understanding a product at the level of its sub-systems, in order to prevent complex failure modes leading to costly product recalls.
为避免由于代价高昂的产品召回所造成的失败，本实例形象地说明了在子系统级别理解产品的重要性。
To achieve sub-menus, we embedded another level of UL elements.
为了实现子菜单，我们嵌入另一级UL元素。
The accident has had a serious impact on mental health and well-being in the general population, mainly at a sub-clinical level that has not generally resulted in medically diagnosed disorders.
这次事故给普通大众的精神卫生和安康造成了严重影响，主要是在亚临床一级，通常不导致医学诊断的疾病。
WHO, with international and national health partners, is providing technical support to the ministries of health at the country and sub-regional level.
世卫组织与国际和国家卫生伙伴一起，正在国家和亚区域级向卫生部提供技术支持。
WHO, with international and national health partners, is providing technical support to the ministries of health at the country and sub-regional level.
世卫组织与国际和国家卫生伙伴一起，正在国家和亚区域级向卫生部提供技术支持。
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