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3.The preparations, research p og ress,structure and charcterization for polyolefin nanocomposite at home and abro ad were summarized in this review paper.
4.It also discussed the latest technical achievements at home and abro ad, the prospects and development trends of fluorocarbon resin paint.
5.The peroxidase can also be used for treat ment of the pollution caused by phenols and aromatic amines,it demonstrated abro ad application prospect.
6.16 fifty-six-day old Abro Acres broilers were used to evaluate the bioavailability of different copper sources and the effect of phytic acid on it.
7.By means of many problems in the reform,theories and facts at home and abro ad,this paper points out that the reform of state -o wned companies need capital market w hich can accelerate this reform and probes the concrete conducting meth ods.
8.This text through the analysis of the management mode of the na ti on-owned enterprise present,and the knot is with the management mode that abro ad compare succeed experience and now than for the management mode that popular theories,adopted the“person+system+innovation”of the management thought, and point out under the new environment new problem that face of management of nation-owned enterprise,and bring upped the cowgirl of reply the strategy.
9.one-day-old Abro Acres broilers were randomly allocated to 36 groups of 12 replicates according to the second-order regression, nearly orthogonal rotatable composite factorial design. The purpose of the experiment is to determine the optimal requirment of calcium , phosphorus ,manganese , zinc, vitamin D 3 for broiler chickens aged from 0 to 2 weeks ,and to determine the regression model estimating broiler chickens performance .
