賴芒 的英文怎麼說
中文拼音 [làimáng]
賴芒
英文
raimao-
The diet of the main dominat species of rodents allactaga sibirica in stipa breriflora steppe were studied in lhurihe sunit right banner inher mongolia by stomach content analysis the results showed that : 1. the main diet of allactaga sibirica consisted of green stems and leaves, seeds, roots and withered plants and also consisted of some insects when plant biomass were lowev. 2. ten species of plant were often selected by allactaga sibirica during the different periods allactaga sibirica always selected artemisia frigida, kochia prostrata, heteropappus altaicus, enneapogon borealis, eragrostis poaeoides. 3. the plant diet composition were same at the same period when water content were same but the plant diet compositon were difteren at the ditlenent periods when whater content were different
研究結果表明： 1 .五趾跳鼠的主要食物組成由綠色莖葉、種子、根、枯黃植物組織等組成，在植被生物量較低時期也採食一些昆蟲類食物； 2 .經常採食的植物種類有10種，其中在不同時期均喜食的植物有冷蒿、木地膚、阿爾泰紫菀、冠芒草、小畫眉草等植物； 3 .在水分條件相似的同一時間段內植物性食物組成較穩定，而在水分條件不一致的各時間段內，食物組成比例差異較大； 4 .有較強的幼嫩植物組織選擇和依賴性採食習性，且與放牧家畜存在較強的植物性食物資源競爭，因此是一種對草地植被破壞性和畜牧業危害均較大的鼠種。Robert a. mundell, the 1999 winner of nobel prize of economics, madeinnovative contributions to international macro - economics. his originality lies in the following areas : ( 1 ) setting up the mundell flemming model which pointed out for the first time that the efficiency of various policies aimed at stability of economy depends on the flow of international capital ; ( 2 ) designing a framework for dynamic analysis of currency flow based on hume ' s theory in quantity of classical currency ; ( 3 ) putting forward a theory of “ optimum currency area ”, which lays a theoretical foundation for establishing the european monetary system
1999年諾貝爾經濟學獎得主羅伯特?芒德爾在國際宏觀經濟學方面做出了開創性貢獻，主要是: （ 1 ）創立了芒德爾一弗萊明模型，第一次較為系統地指出了各種經濟穩定政策的效率依賴于國際資本流動的程度; （ 2 ）通過發展休謨的古典貨幣數量論，建立了一套貨幣動態學分析體系； （ 3 ）開創性地提出了「最優貨幣區理論」 ，為歐盟建立共同貨幣提供了核心的理論基礎。
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