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- YZ-1型地下牙輪鉆機YZ-1 UNDERGROUND ROTARY DILL
- YZ-35型牙輪鉆機主空壓機系統換型改造的探討CHANGE OVER THE MAIN AIR COMPRESSOR OF YZ -35 GEAR WHEEL
- YZ-100-1型可控硅中頻裝置YZ- 100- 1 silicon controlled rectifier medium frequency equipment
- CY-2型地下鏟運機驅動(dòng)橋殼強度分析與結構改進(jìn)Strength Analysis on Drive Axle Case of Model CY-2 Underground Scraper and Its Structure Improvement
- 牙輪鉆機振動(dòng)roller drilling vibration
- 型的thysanuriform
- 異層儲能型地下水源熱泵系統的應用研究Study on Combination of Underground Different Thermal Storable Aquifers and Cascaded Water Source Heat Pump System
- 牙輪鉆機變頻調速Speed regulating of gear wheel rigs by frequency conversion
- 1型type 1
- 牙輪鉆機加壓變頻調速系統的研究A Study of Variable Freguency Regulating Speed System for the Pressurization Mechanism of Rotary Drill
- 該洞發(fā)育起于第四紀更新世早期或中期 ,屬流入型地下河溶洞。Haizi cave originated in the early or middle stage,Pleistocenc, Quaternary, and is a kind of afflux underground river cave.
- 牙輪鉆機主參數分析及其合理選擇Analysis and Reasonable Choice of Main Parameters of Rotary Drill
- 上下交疊型地下硐室群overlap underground chambers
- 0-1型Zero--one type
- 牙輪鉆機履帶板調緊器的研制與應用Development and application of track shoe tensioner of toothed roller-bit drill
- 含水層型地下儲氣庫惰性氣體作墊層氣概述Discussions on Inert Gas Taken as Cushion Gas in Underground Gas Storage with Aquifer
- 非1型non-one type
- 牙輪鉆機電氣調速系統移相電路的改造Reconstruction of Phase Shifting Circuit in Electric Speed Governing System of Geared Drill
- 1型險象1 type danger appearance
- 礦用牙輪鉆機全數字化的直流調速系統Full-digital DC SR System of Mining Blast-Hole-Drill
