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- mine depth setting 水雷定深
- mine depth setting device 水雷定深裝置
- This paper emphatically introduced the reformation scheme of cone angle setting mechanism on warper. 重點(diǎn)介紹了整經(jīng)機上圓錐角調節機構的改進(jìn)方案。
- Summed up in the paper is the production of slag-and-coaldust- ash-made compound Portland cement,and also dicussed in it is its setting mechanism. 總結了生產(chǎn)“鋼渣、礦渣及粉煤灰復合硅酸鹽水泥”的情況,討論了該復合水泥的膠凝機理。
- Alongside mining depth of mine continuing,roadway support displays out soft rocks feature,anchor way of bolt must expand from end bolt to long bolt and all bolt. 隨著(zhù)礦井采深的不斷加大,巷道支護表現出軟巖支護的特點(diǎn),錨桿錨固方式由端錨逐步向加長(cháng)錨、全錨方向發(fā)展。
- With the increase of mining depth,pre-mining rock stresses increase dramatically,which leads to the rise of the frequency of rock burst occurrence and the drop of mine safety. 隨著(zhù)礦山開(kāi)采深度的增加,原巖應力水平大大提高,導致巖爆等災害發(fā)生頻率提高,礦山生產(chǎn)的安全性下降。
- Do you want Windows to automatically correct your screen resolution and color depth settings? 您想讓W(xué)indows自動(dòng)更正您的屏幕分辨率和顏色深度設置嗎?
- Peeling length and depth settings cutter, a rotary tuning knob, simple and rapid transformation. 剝皮長(cháng)度及切刀深度設定,采用微調鈕旋轉方式,變換簡(jiǎn)單又快速。
- With the increase of mining depth, the problem of floor heave of roadway could become more and more serious. 摘要隨著(zhù)開(kāi)采深度的不斷增加,巷道底鼓問(wèn)題日趨嚴重。
- With the increase of mining depth,the possibility for rock burst increases correspondently. 隨著(zhù)煤礦開(kāi)采深度的增加,沖擊地壓危險越來(lái)越大,已成為嚴重威脅礦井安全生產(chǎn)的主要災害。
- The analytical solution of roadway discharge is given,under the condition of rock permeabillty attenuation with mining depth increase. 給出了在巖石滲透性隨深度衰減條件下,二維穩定流巷道涌水量的解析解。
- With the increase of mining depth, the deep well mines were more and more.Therefore the backfill mining method was of great important. 隨著(zhù)開(kāi)采深度的增加,深井礦山越來(lái)越多,充填采礦法已顯得越來(lái)越重要。
- I think your plans will chime in with mine. 我想你的計劃會(huì )同我的相吻合。
- In Xuzhou Coal Mining Area the groundwater hazard is serious due to the larger mining depth and complicated hydrogeological conditions. 徐州礦區開(kāi)采深度大,水文地質(zhì)條件復雜,水害嚴重。主要突出水源為奧陶系含水層。
- The coordinates of the centre point of a subsidence trough are calculated by the effect transference angle and the mining depth. 利用平面圖形幾何重心公式計算回采工作面水平投影圖形的重心坐標,然后根據影響傳播角和開(kāi)采深度計算下沉盆地中心位置的坐標。
- With the downward movement of crebody mining depth in Meishan Iron Mine, the ground cave-in area hasbecome larger and the ground pressure more evident and the undergrou ad joints, fissures, faults and drift cave-in more serious. 梅山鐵礦隨著(zhù)礦體開(kāi)采深度的下移,地表塌陷面積越來(lái)越大,地壓顯現越來(lái)越明顯,井下節理、裂隙、斷層、巷道跨冒現象越來(lái)越嚴重;
- The inflow rates of many mines in the karst region of our country not only variate with the changes of mine depth,gallery length and other factors but also have close relationship with precipitation. 我國巖溶地區許多礦床的涌水量不僅隨開(kāi)拓深度(以下簡(jiǎn)稱(chēng)深度)與巷道長(cháng)度(以下簡(jiǎn)稱(chēng)巷長(cháng))等因素的變化而變化,而且與降雨關(guān)系密切,并對降雨有明顯滯后反映。
- Plan Innovation and Design of Automatic Setting Mechanism of Fuse 引信自動(dòng)設定機構的方案創(chuàng )新與設計
- It was a freak of mine to wear pink pajamas. 穿上粉紅色睡衣是我一時(shí)的奇想。
- An initial mining depth in the thick seam or a depth of a full seam cut will cause an obvious increasing in crack height and also in horseshoe distribution. 增大重復開(kāi)采厚度以提高采煤工效和礦井經(jīng)濟效益;