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- The changed tigar’s prop appears in the past story. 化虎道具，在以往故事中即有。
- This paper analyzes the stability of hydraulic support when it's. 分析了液壓支架橫向受力時(shí)的穩定性,并提出了提高其穩定性的措施。
- In large dip angle mining face,the antis-kid and anti-collapse question on hydraulic support is a key to mining successfully. 在大傾角工作面中,液壓支架的防倒防滑問(wèn)題是工作面能否順利實(shí)現開(kāi)采的關(guān)鍵。
- Necessity of increasing hydraulic support's reliability in working field is expounded, using status development tendency and reliability of hydraulic support are analysed. 闡述了提高工作面液壓支架可靠性的必要性,并從液壓支架的使用現狀、發(fā)展趨向及提高可靠性應采取的措施方面加以分析介紹。
- The overall performance of the production line after the upgrading of the hydraulic support to accelerate and improve the development cycle and product quality,has a gre... 生產(chǎn)線(xiàn)整體性能經(jīng)提升改造后,對加快和提高液壓支架的研制周期和產(chǎn)品質(zhì)量,具有重要的意義和價(jià)值。
- The high mining height hydraulic support is designed for the special geologic condition of Shangwan Coal Mine,such as shallow buried depth,thin bed rock and thick aeolian sand. 大采高液壓支架是針對上灣礦煤層淺埋深、薄基巖、厚風(fēng)積沙等特定地質(zhì)條件而研制的一種高性能綜采液壓支架。
- This paper introduces the design of light-duty roof caving coal hydraulic support equipped with flat tramcar and transport ation on ground and under ground. 介紹輕型放頂煤液壓支架(下文簡(jiǎn)稱(chēng)輕放支架)配套平板車(chē)的設計過(guò)程及輕放支架在煤礦地面、井下的運輸過(guò)程。
- Directing to the of the large post rising clinker and roof beam post cap fo ZY4000/14/32 type shield hydraulic support are analyzed,and puts forward a plan to repair. 針對ZY4000/14/32型液壓支架的部分大立柱漲缸及頂梁柱帽的損壞情況進(jìn)行分析,并對頂梁柱帽提出了修復方案。
- Removing hydraulic support in the fully mechanized face have already been introduced in this article,the removal chunnel of form,method,order are explained. 介紹了綜采工作面液壓支架回撤通道的形成、方法、順序。
- The improvement of hydraulic support prop dismantle processes in fire area 火區液壓支架拆除工藝改進(jìn)
- Study on the new type sealing element in hydraulic support's prop and jack 液壓支架立柱、千斤頂用新型密封件的研究
- "No, it s sad about Iran, but what do you expect about a country with a government that s propped up by oil, that s led by a religious wacko? 不，伊朗現在很悲慘，但是你能從一個(gè)依靠石油起家的政府通知的國家期待什么呢？
- Located in the west of Beijing, Beijing Yutian Century Mining Equipment Co. Ltd. (hereinafter referred to as "the Company") is specializing in manufacturing light hydraulic support. 北京宇田世紀礦山設備有限公司，地處風(fēng)景秀麗的北京西郊，專(zhuān)業(yè)生產(chǎn)輕型液壓支架。
- In view of the strong labor intensity,low efficiency and plentiful insecurity factors during the installation and dismantlement of hydraulic support, a special dismounting crane is designed. 針對液壓支架在井下安裝和拆除作業(yè)中存在的勞動(dòng)強度大,生產(chǎn)效率低,不安全因素多的現實(shí),研制出專(zhuān)用拆裝吊車(chē)。
- Proper for all series of truck crane, heavy truck, oil derrick, high temperature blower, large scale excavator, self-dumping truck, drilling rig, mining hydraulic support, steel structure and so on. 適應于各類(lèi)起重吊車(chē)、重型汽車(chē)、石油井架、高溫風(fēng)機、大型電鏟、自卸車(chē)及鉆機、煤礦液壓支架、鋼結構等。
- This paper introduces state of mining and reserving of thin and almost thin seam,analyses technology and methods of mining thin seam,meanwhile discusses design of hydraulic support in thin seam. 介紹了我國薄、極薄煤層賦存及開(kāi)采狀況,分析了薄煤層開(kāi)采的技術(shù)及方法,并對薄煤層液壓支架的設計進(jìn)行淺探。
- DZ type outside-pourable monomer hydraulic supports are hydraulic timbering facilities used in coal mine at large. DZ型外注式單體液壓支柱 ,是煤礦普遍使用的液壓支護設備。
- Prepare to removal condition plenty,the top need security-manage between remove the hydraulic support,the hydraulic support come true safety and speediness-remove use the monomer support with winch. 通過(guò)對回撤條件的充分準備,拆除期間的頂板安全管理,利用單體支柱加絞車(chē)配合的方法,實(shí)現了對液壓支架的安全、快速回撤。
- This paper analyzes the stability of hydraulic support when it's forced crosswise and puts into the method of raising the stablilty of supports. 分析了液壓支架橫向受力時(shí)的穩定性,并提出了提高其穩定性的措施。
- Due to problems of the current sublevel caving hydraulic supports,a low and light-duty integrated caving hydraulic support is developed. 分析了現有低位放頂煤液壓支架存在的問(wèn)題,提出了一種新型輕型低位放頂煤液壓支架。
