Abstract: The structure and the properties of the grinding ball made of the composite cast iron have been researched in this paper.The result indicates that added trace boron and a proper quantity copper to this kind of composite cast iron can increase it
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1
Abstract: The state of art in WfMS research is summarised.Some WfMS-relative concepts are described,followed by the Workflow Reference Model proposed by Workflow Management Coalition and the typologies of workflow systems.The important research aspects of
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2
Abstract: The stator's inner suface of vane pump is very complicated.When machining the su rface,special profile grinding machine.
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3
Abstract: The stimulation treatment of "loosening rock by the dilatancy of explosive waves" is tested in the casing well 4242 for studying its result and its influence on casing.The result of the field test shows that this test is successful in
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4
Abstract: The structural characteristics, properties, main preparation methods of bulk nanocrystalline materials, and their application and development prospect in material engineering are introduced.
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5
Abstract: The structure and operating principle of triangulation probe are firstly briefly introduced in the paper.The analysis and derivation for the reflection property of metal surface are carried out.Several existed problems and solving schemes for me
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6
Abstract: The structure and the properties of the grinding ball made of the composite cast iron have been researched in this paper.The result indicates that added trace boron and a proper quantity copper to this kind of composite cast iron can increase it
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7
Abstract: The structure static analysis of jack-up platform"Ganghai No.1"is carried out by using finite element method.This work includes the optimization of the structure calculation model,the analysis of the calculating result and the predicti
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8
Abstract: The structures of the school physical education teaching contents,such as the structures of physical fitness sport,competitive sport,health protection sport and the structure of knowledge,methods and technique as well as the arrangement structur
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9
Abstract: The study of Pingwu cattle――The ecological factor of the main place of origin,its appearance,its body measurements and the comparison with other cattle breeds in Sichuan,Shows that,in body measurements,appearance,and body measurements index,Ping
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10
Abstract: The subject build is a focal point of hospital technology build.
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11
Abstract: The subject is reviewed on the value of low chilling peach and nectarine varieties,breeding history,breeding characters,genetic background,breeding objective and introduction of the advanced varieties as well as the breeding objective in China.
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