1.
The effects of different drawing interval and top-coal fragmental size on flow character of coal-gangue and sand, and on mixed degree of coal and gangue were analyzed during drawing top-coal.
分析了不同放煤步距、顶煤块度对放煤过程中煤矸砂流动形态、混矸程度的影响。
2.
The select principle of drawing interval was given for different coal-gangue fragmental size.
给出了不同煤矸块度条件下的放煤步距选取原则。
3.
Fully Mechanized Top Coal Caving Mining Technology in Combined Seams with Close Distance and with Soft Roof,Soft Coal and Soft Floor in Guobei Mine
涡北煤矿近距离三软煤层合并综放开采技术
4.
Determination of Pressure Step for Hard Roof at XV2306 Working Face in Wangtaipu Coal Mine
王台铺煤矿XV2306工作面坚硬顶板来压步距确定
5.
Close Quarters of Flammable Coal Seam of the Combine-mining Technology Research with the Principal Equipment Used in Fully Mechanize Working Faces;
白家庄矿近距离易燃煤层合采综放技术研究
6.
Research on technology of long-range supplied liquid of in coercion in fully mechanized work face in XuZhuang Mine
徐庄煤矿综放工作面远距离高压供液技术的应用
7.
Research on the reasonable distance when the close seams joint mining
近距离煤层联合开采合理错距的研究
8.
Top Coal Crushing Mechanism and Determination of Roof Caving Height in Roof Caving Workface
放顶煤工作面顶煤破碎机理及放煤高度的确定
9.
Inductosyn Closed loop Control Variable Step Step Servo System
感应同步器闭环变步距步进伺服系统
10.
They consulted their stopwatches and paced off distances.
他们查看秒表，步测距离。
11.
to pace out a distance of 100 yards
步测出100码的距离
12.
stepping accuracy
(控制电机)步距精度
13.
global positioning system with synchroranging
同步测距全球定位系统
14.
I was three strides from the door.
我距离那门有三大步远.
15.
I stood within five paces of the door.
我站在距房门五步之内。
16.
It is a pace race to win.
距胜利只有一步之遥。
17.
The North-South gap is widening.
南北差距进一步扩大。
18.
Mining Technical Features and Reliability Analysis of the Contiguous Seam;
极近距煤层采煤工艺特点及可靠性分析