rib spalling

基本解释片帮

网络释义

1)rib spalling,片帮2)rib fall,片帮3)coal wall spalling,煤壁片帮4)defense-help network,防片帮网5)rib spalling,煤壁片帮6)Cave-in,冒顶片帮

用法和例句

According to the actual situation of rib spalling in high caving face in Sihe Coal Mine,after the mechanical analyzing,this article discussed the mechanism of rib spalling,the factors which affected the spalling,and the prevention and cure measure.

根据寺河矿大采高工作面煤壁片帮的实际情况,通过建立大采高片帮的力学模型,探讨了大采高片帮机理、影响因素及片帮的防治措施。

Through observing and analyzing to roof and wall of spot in 6114 workface,this paper sum up rules and features of rib spalling and roof fall under complicated geology condition in sub-level caving mining workface,it raises a series of roof control measures and gets good result.

通过对 6 114工作面顶板、煤壁现状的现场观测和理论分析 ,总结出了复杂地质条件下综放工作面煤壁片帮、端面顶板冒落的规律和特点 ,提出了一系列复杂地质条件下综放工作面顶板控制措施 ,现场应用后取得了较好的效

The characters, damage and cause of rib fall at blasting face were analysed, and preventive measures were put forward, which has some reference value for other similar condition mines.

针对炮采工作面片帮特点、危害、原因进行深入分析,并提出相应的防范措施,对类似工作面片帮现象的防治具有借鉴意义。

With the chemical grouting and reinforced technology for the coal and rock masses,the stability of the coal and rock mass was improved and the roof accidents due to the coal wall spalling was eliminated,which had ensured the successful mining operation of t.

梧桐庄矿311综采工作面煤层顶板破碎、开采煤层倾角达到20~30,°工作面煤壁片帮严重、冒顶事故频繁。

In order to control the coal wall spalling in the fully mechanized high cutting longwall coal mining face,with the theoretic anal- ysis,numerical simulation,site measurement and other research methods,the paper studied the coal wall spalling mechanism of the fully mechanized longwall coal mining face.

为控制大采高综采工作面煤壁片帮,通过理论分析、数值模拟、现场实测等研究方法。

Mechanism of the rib spalling and the controlling in the very soft coal seam;

极软厚煤层煤壁片帮与防治机理

Prevention rib spalling mechanics of stepped cutting technology was analyzed by numerical simulation.

研究表明:台阶式割煤工艺改善了煤壁区域的应力状态,减少了工作面煤壁片帮和端面冒顶的发生不同台阶高度比割煤所引起的围岩破坏程度不同,上下台阶高度比为1∶2时煤壁塑性破坏区最小;极软厚煤层大采高开采煤壁片帮主要以剪切滑移引起的三角斜面片帮为主,超高开采是端面顶板冒落的主因。

The rib spalling is one of the main factors restricting the safe and high efficient mining of fully-mechanized caving with great minng height.

片帮问题是制约大采高综采面安全高效开采的主要因素之一,为了弄清大采高工作面煤壁片帮特征,采用压杆理论分析完整性较好的煤壁的挠度特征,得到了煤壁容易发生片帮的位置在煤壁的中上部,并与现场实测结果对比分析,得到了大采高综采面两种典型的片帮形式:半煤壁片帮和整个煤壁片帮

Analysis and Precaution Countermeasures of Casualty Accidents Incurred by Cave-in;

冒顶片帮伤亡事故的分析及预防对策

Causes and Prevention of Casualty Accidents Due to Cave-in;

冒顶片帮伤亡事故的原因及预防

A Study of the Rib Fall Mechanism in Soft Coal and Its Control at a Fully-Mechanized Top-Coal Caving Face

软煤综放面煤壁片帮机理及防治研究

Spalling Control Technology and Practices in Fully Mechanized Longwall Mining Face in Deep Inclined Soft Seam

大倾角软煤层综采工作面防片帮技术

The scaly-tailed flying squirrels of Africa (family Anomaluridae) have rows of scales on the underside of their tufted tail that help them climb and cling to trees.

其毛尾下侧长的一排排的鳞片帮助攀缘,并帮助滑翔后依附在树上。

Study on Technology of Soft Coal Seam Rib Spalling Preventing by Water Infusion with Shallow Holes

松软煤层煤壁浅孔注水防片帮技术研究

The pills can help to relieve you from pain.

这药片会帮你减轻病痛。

I helped you in all sincerity.

我是一片诚心帮助你。

For help with your Display Picture, click a topic:

有关“显示图片”的帮助,请单击主题:

These pills will help me get rid of my cold.

这些药片可帮我治疗感冒。

Can you enlarge this photograph for me?

你能帮我把这张照片放大吗?

Memorizing new words and phrases is also helpful.

背新字和片语也是很有帮助的。

Hold one moment while I transfer your call.

请不要挂断电话稍待片刻,我帮你转接。

The government spent a lot of money helping make this land better.

政府花了大量资金帮助改良这片土地。

Casino Royale, the 21st Bond film, opened in November.

21世纪的詹士帮影片,在11月份上演。

And both one-sided implementation and one-sided accessory constitute one-sided accomplice with non-existence of one-sided organization and one-sided abetment.

片面共犯成立共同犯罪存在于片面帮助、片面实行,不存在片面教唆、片面组织。

Starts the Online Print Ordering Wizard, which helps you order prints of your digital pictures.

启动联机照片订购向导,它将帮助您订购您的数字图片的打印件。

A relief engraving of the desinger Kurt Klause on the back cover.

在官网上找不到背面照片,背面是不是透明的,哪位帮忙发一个照片?

This wizard helps you print photographs from a digital camera or scanner.

该向导帮助您从数字照相机或扫描仪打印照片。

The movie file cannot be inserted. For more information, click Help.

无法插入影片文件。单击“帮助”按钮可了解详情。

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