barrier pillar
- barrier pillar的基本解釋
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安全煤柱
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邊界礦柱
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安全礦柱
- 相關(guān)歌詞
- Love To Love You
- Love To Love You (Radio Edit)
- 更多網(wǎng)絡(luò)例句與barrier pillar相關(guān)的網(wǎng)絡(luò)例句 [注：此內(nèi)容來(lái)源于網(wǎng)絡(luò)久久久www，僅供參考]
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H Barrier pillar, its dimensions and behaviour.
壁壘支柱日韩黄色网站www...，它的規(guī)模和行為情久久国产第一页。
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Analysis of wind-resisting stress of piers of Huatupo super major bridge during its construction;2. Stress on Sand Barrier s Pillar a nd the Calculation of Pillar s Depth
針對(duì)在現(xiàn)場(chǎng)中使用的拉馬存在的諸多局限性美女黄禁止18以下看尿口网站，根據(jù)受力的大小和方向性重新設(shè)計(jì)制作了新型拉馬爪欧美午夜一级黄色，克服了現(xiàn)有拉馬的不足之處，且適用范圍廣久久偷拍网，為油田的正常生產(chǎn)創(chuàng)造了有利的條
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Limit state equations for reliability of barrier pillar are given after analzing randomness of hydraulic pressure,tensile strength of coal bed and coeffcient of water inrush.
為了合理設(shè)計(jì)防水煤巖柱的寬度99视频这有这里有精品，使用了可靠度分析的&JC&方法AV无码国产精品一区，分析了水壓力99精品r视频在线观看、煤層抗張強(qiáng)度及突水系數(shù)的不確定性，建立了防水煤柱可靠度分析的極限狀態(tài)方程国产洗澡网站。
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The simulation results indicate that the longwall face width and the barrier pillar width obviously affect the stability of interlayer rock body.
長(zhǎng)壁工作面寬度人人插人人摸人人色、護(hù)巷煤柱寬度對(duì)層間巖體穩(wěn)定性影響明顯。
- 更多網(wǎng)絡(luò)解釋與barrier pillar相關(guān)的網(wǎng)絡(luò)解釋 [注：此內(nèi)容來(lái)源于網(wǎng)絡(luò)av官方免费网站，僅供參考]
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barrier pillar：安全煤柱
barrier method 柱式開(kāi)采法 | barrier pillar 安全煤柱 | barrier system 柱式開(kāi)采法
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barrier pillar：邊界礦柱
barrier penetration || 勢(shì)壘穿透 | barrier pillar || 邊界礦柱 | barrier property || 防護(hù)性能, 阻隔(水女人大逼黄色网站、氣、光)性質(zhì)
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barrier pillar：邊界礦柱,安全礦柱
barrier penetration ==> 勢(shì)壘穿透 | barrier pillar ==> 邊界礦柱,安全礦柱 | barrier platform ==> 障壁臺(tái)地
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barrier pillar：礦界煤柱 ; 防水煤柱 ; 保安煤柱
"barrier","阻隔 ; 堰洲[堤]" | "barrier pillar","礦界煤柱 ; 防水煤柱 ; 保安煤柱" | "barring-down","撬松石"
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panel barrier pillar：盤區(qū)隔離礦柱
panel 采區(qū) | panel barrier pillar 盤區(qū)隔離礦柱 | panel boundary 盤區(qū)邊界