輪狀龍 的英文怎麼說
中文拼音 [lúnzhuànglóng]
輪狀龍
英文
thyreophora-
It was established that the dynamic mathematic models of typical work state : steady states, process of changing speed of the open - loop propulsion system in the same depth, process of changing depth in the same speed. four steps runge - kutta was adopted in the simulation of the process mentioned above, satisfying results gained
建立了開式魚雷渦輪動力系統的穩態過程、開環狀念下的恆深變速過程、恆速變深過程的動態數學模型，採用經典的四階龍格?庫塔演算法對其進行了模擬計算，得到了比較滿意的結果。In the qualitative, quantitative and directional way, successful factors, such as the superiority of marketing, the superiority of resource, the superiority of consumption, and the advantage of corporations supporting, etc, were described, and six important background factors, include of the increasing consumption, the competition from milk market, the challenge of joining into wto, the adjustment of industry structure, the winning against oneself, and accelerating development, were analyzed. new objects were put forward, that is, high quality, rationalizatio n of region distribution, having a core of brand, trade penetrating into various area, diversification of product exploitation, internationalization of preponderant product, and orientating function in market. development of tianjin milk industry should be based on materials and base, take resource integrating and market regulating as means, take trade infiltrating and product development as support, take specialization, industrialization, collectivization and internationalization as orientation, take the development of international milk corporation as mode, and take " creating name brand, entering the first - ten corporation of milk industry " as object
本文在廣泛調查研究的基礎上，圍繞天津奶業發展，全面客觀地評價了天津奶業發展現狀，採用定性、定位、定量和定向的方法，描述了天津奶業作為城郊型奶業在競爭中形成的市場優勢、資源優勢、消費優勢、龍頭企業依託優勢、外資企業進入優勢、奶類項目援助優勢等眾多成功因素，分析了天津奶業未來保持產業領先地位必須認真對待的消費需求增長、乳業市場競爭、迎接入世挑戰、產業結構調整、克服自身劣勢、促進跨越發展的六大背景因素，提出了天津奶業新一輪發展瞄準優質生產無抗化、區域布局合理化、品牌整合核心化、行業滲透多角化、產品開發多樣化、高點對接國際化、市場避強導向化的目標定位和以原料、基地為基礎、以資源整合和市場調整為手段、以行業滲透和產品開發為支撐、以專業化、產業化、集團化、規模化、國際化的發展道路為方向，以國際乳品企業的發展為模式，以「創造一流品牌、跨入乳業十強」為目標的天津奶業發展思路，以及天津奶業二十一世紀前十年和前二十年兩大階段奶牛養殖的五大奮斗目標和區域布局原則，最後有針對性地提出飼養模式選擇、全流程安全生產、產業化龍頭培育、學生飲用奶推廣、政策扶持等促進天津奶業成長的對策措施。Molecular epidemiologic survey of rotaviruses from infants and children with diarrhea in shanghai
盧龍縣1998年嬰幼兒腹瀉輪狀病毒血清型調查
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