in particular, without any preselection of concrete. Recently, a step-by-step procedure has been proposed that can be followed to characterize concrete using non-destructive test methods before its demolition [3]; assuming that no records about the parent concrete...
PROBLEM TO BE SOLVED: To classify mixed materials of a crushable material such as a mass of earth, cohesive soil, branches and leaves and an uncrushable material such as rock, waste timber and concrete from a mixture and crush the mixture of large and small pieces.NAKAJIMA MITSUO...
Pohle, G. and Frenking, H., ‘Criteria for the Evaluation of the Mixture’s Uniformity’ (only available in German), Research Report (Federal Ministry of Transport, 1978). Hummel, A., ‘The Concrete ABC’ (only available in German), 12th Edn. (Berlin, 1959), Losinger, R., ‘Measurem...
According to the relationship between a large number of test ISO cement strength, cement production enterprises and construction units of the GB strength and concrete strength, ISO cement strength is more sensitive to reflect the actual situation of cement strength, can eliminate the original cement ...
BuildingMaterialsCommonlyUsedinConstructionUnit2ArchitectureClassificationandBuildingMaterials(4)Itsversatility,cost,andstrengthmakeittheidealmaterialforahousefoundation.Sinceitcancarryaheavyloadandwithstandtheforcesfromthesurroundingenvironment,aconcretehomefoundationiscommon.(5)Toincreasethetensilestrengthofconcrete,engineers...
Fourteen mixture proportions were developed using three RCA types with compressive strengths of 30, 40, 50, and 60 MPa. Contrary to other studies, one RCA concrete type had compressive strengths up to 22% greater than the natural aggregate concrete. These results were confirmed by repeated ...
The concept of polymer modification for cement mortar and concrete is not new, since considerable research and development of polymer modification have bee... Y Ohama - 《Cement & Concrete Composites》 被引量: 709发表: 1998年 Authentication of animal fats using direct analysis in real time (DART...
aPorous sidewalks have increased pore space in the concrete mixture 多孔边路在具体混合物增加了孔隙[translate] aComputerized Accounting: It aims to teach how to analyze economic activities, fill out vouchers, make bookkeeping, calculate costs, and render an account through handwork and through comput...
A DMC is a well-defined and intentionally constructed mixture of known organisms. Sequencing DMCs has the advantage of knowing exactly what is expected, i.e., the ‘ground truth’ to which the output of the classifiers can be compared, and producing ‘real’ metagenomic data without potential ...
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