tailieuchung - Summary of PhD thesis Mechanics gynamics engineering: Study on the effects of some factors on longevity of cutting teeth on the drum of shearer used in underground coal mining in Quang Ninh area

Đang chuẩn bị liên kết để tải về tài liệu:
Summary of PhD thesis Mechanics gynamics engineering: Study on the effects of some factors on longevity of cutting teeth on the drum of shearer used in underground coal mining in Quang Ninh area

Xuân Trung 71 27 pdf

Đang chuẩn bị nút TẢI XUỐNG, xin hãy chờ Tải xuống

Studying, analyzing and evaluating the basic factors affecting the wear resistance of the shear cutting drum, such as coal strength, the geometry of the cutting teeth, materials of cutting teeth, the cutting angle. Cutting depth, cutting feed and cutting speed are the basis for selecting the appropriate factors in fabrication, using the cutting teeth of the shearer. |

Đang chuẩn bị liên kết để tải về tài liệu:
Summary of PhD thesis Mechanics gynamics engineering: Study on the effects of some factors on longevity of cutting teeth on the drum of shearer used in underground coal mining in Quang Ninh area

Summary of Doctoral thesis of Economic: Promoting sustainable economic growth in the Southeast region to 2030

Summary of Doctoral thesis of Economic: Marketing strategy for exporting bamboo and rattan products in Vietnam

Summary of Doctoral thesis of Economic: Us non-tariff barriers to Vietnamese seafood export

Executive summary of PhD Dissertation thesis: Economic efficiency of foreign direct investment in Vinh Phuc province

Economics PhD thesis summary: Capital mobilization for small and medium business development in Hanoi

Summary of PhD thesis in Economics: Enhancing the leadership capacity of Department-level managers of the Department in the Northern key economic region

Summary of PhD thesis in Economics: The impact of competition on the efficiency of Vietnamese commercial banks

Summary of PhD thesis in Accounting: The factors impacts on the application of management accounting techiques wthin enterprises in northern Vienam

Summary of the PhD thesis in Economics: The role of provincial government for sustainable proverty reduction in mountainous areas in Nghe An province

Summary PhD thesis: Factors affecting the use of accounting management costs at mining, processing and trading building enterprises in the Southeast Region

Đang chuẩn bị liên kết để tải về tài liệu: Summary of PhD thesis Mechanics gynamics engineering: Study on the effects of some factors on longevity of cutting teeth on the drum of shearer used in underground coal mining in Quang Ninh area