国家科技图书文献中心 (权威机构) IEEEXplore dx.doi.org NCBI ResearchGate 相似文献A multi-model approach to analysis of environmental phenomena A data-driven methodology named Evolutionary Polynomial Regression is introduced. EPR permits the symbolic and multi-purpose modelling of physical phenomen... O ...
Consider the integral \int_{0}^{64} (\int_{0}^{2 \sqrt{x f(x, y)dy) dx Sketch the region of integration and change the order of integration to \int_{a}^{b} (\int_{g_{1}(y)}^{g_{2}(y)} f(x, y)dx) ...
The xylR and xylS genes, which encode the positive regulators of the TOL plasmid catabolic pathways, are adjacent genes on the TOL plasmid and are transcribed from divergent promoters. Transcription from the xylS gene promoter, Ps, is positively regulated by effector-activated XylR protein and ...
Liu, Industry foundation classes based integration of archi- tectural design and structural analysis, Journal of Shanghai Jiaotong University (Science) 16 (2011) 83-90, http://dx.doi.org/10.1007/s12204-011-1099-2.L. Qin, X.-y. Deng, X.-l. Liu, Industry foundation classes based ...
Energy, and this transaction constitutes a connected transaction, but it does not constitute a major asset restructuring as stipulated in the "Measures for the Administration of Major Asset Restructuring of Listed Companies", and there is no major legal obstacle to the implementation of the ...
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Heterosis, a multigenic complex trait extrapolated as sum total of many phenotypic features, is widely utilized phenomenon in agricultural crops for about a century. It is mainly focused on establishing vigorous cultivars with the fact that its deploymen
Design of Intelligent Transmission System for Mining Belt-Conveyor Group oBased on PLC, ARM and CAN bus technology, the intelligent transmission system is invented, which can be used to transfer the safety production monitoring ... SP Deng,XY Wang,YM Qi,... - 《Applied Mechanics & Materials》...
Answer to: Sketch the region of integration and change the order of integration. int_{1}^{2} int_{0}^{ln x} f(x,y) dy dx By signing up, you'll get...
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