relative survival 中文意思是什麼

relative survival 解釋
相對生存
  • relative : adj 1 關于…的,與…有關系[聯系]的。2 相對的;相關的;以(他物)為準的,相應的,成比例的 (to) 相...
  • survival : n 生存;殘存;倖存;殘存者;成活(植株);殘余,殘存物,遺物,遺風。 the survival of the fittest ...
  1. On the basis of foreign documents, the dissertation firstly describes the morphology, taxonomy, and biological characters of cochineal insects. then, by using artificial climate cases in the lab, according to orthogonal design, 8 lands of combinations of temperature, humidity and light is set, while the temperature has four levels : 15, 20, 25 and 30, and the relative humidity has two levels : 60 % and 80 %, while the light also has two levels : 980 lux and 60 lux. through observations and analysis of hatching percentage, survival percentage of the first instar and during from the second instar to the adult, the population tendency index, generation life cycle, size and eggs of female adult, the development of the cochineal under different conditions is studied

    在收集、整理國外對胭脂蟲的研究資料基礎上,首先從胭脂蟲的形態學、分類學、生物學特性入手,進而在實驗室內利用人工氣候箱,應用正交設計方法,設計了4種溫度、 2種濕度、 2種光照梯度的不同組合,通過測定胭脂蟲的孵化率、 1齡若蟲的存活率、 2齡若蟲至成蟲期存活率、種群趨勢指數、世代歷期、雌成蟲的大小、懷卵量等生物學指標,深入研究胭脂蟲在這些組合下的生長發育狀況,應用數理統計方法,分析出溫度、濕度和光照對各項生物學指標的影響,找出胭脂蟲適宜的室內培育條件,並為野外胭脂蟲的培育提供一定的理論依據。
  2. The results showed that the relative survival rate of zoospores decreased with the uv radiation time and distance increased, and the uv radiation could reduce the growth rate, survival capacity, pathogenicity and reproduction capacity of phythophthora sojae remarkably

    結果表明:游動孢子的相對存活率隨照射距離及時間的延長而降低,紫外線照射使大豆疫黴菌生長速率、生存能力、生殖能力、致病性等都明顯降低。
  3. ( 3 ) using the relative ecological theories such as niche, symbiosis and community, this thesis puts forward competitive strategies correspondingly for enterprises to realize its goal of survival, growth and long life

    ( 3 )借鑒生態學中生態位、共生和生物群落的相關理論,提出相應的競爭策略,從而實現企業個體存活、成長和長壽的目的。
  4. It is however an international practice to compare treatment results of cancer using the " five - year relative survival rate " ( survival rate ), which is defined as the ratio of the proportion of observed survivors in a cohort of cancer patients to the proportion of expected survivors in a comparable set of individuals who do not have any cancer history

    不過,國際慣例是利用五年相對存活率(存活率)比較癌癥的治療結果。存活率是指兩個比例的比率,亦即一批癌癥病人中實際生存人士的比例,及另一組可供比較(亦從未患癌癥)的人士中預計生存人士的比例。
  5. With economic globalization and the arrival of the information era, the world ' s enterprises are faced with more severe challenges and competition in the market, the domestic pharmaceutical companies as well. on the one hand between the restructuring of enterprises, relative to the survival of small enterprises facing pressure ; on the other hand, how to make better products faster occupied market, gave domestic pharmaceutical enterprises to adapt and make higher demands on competitiveness

    隨著經濟全球化和信息時代的來臨,世界各國的企業都面臨著更加嚴峻的市場競爭和挑戰,國內的制藥企業也是如此,一方面企業間的重組,使相對弱小的企業面臨著生存的壓力,另一方面怎樣使產品更快更好地佔領市場,都給國內制藥企業的競爭能力和管理水平提出了更高的要求。
  6. Survival and development of psyttalia incisi and its host bactrocera dorsalis under different relative humidities

    濕度對橘小實蠅及寄生蜂存活與發育的影響
  7. Through this approach, characteristic agriculture gains its survival and development in the market economy of china. specifically, the study is to develop an assessment method for the agriculture. since characteristic agriculture is based on the advantageous local resources for its development, the establishment of the assessment method has to consider the relative advantages of natural resources, economic conditions and social institutions, geographical location, ecological suitability and environmental quality

    1 )特色農業是指在一定的經濟區域內,立足本地資源優勢,遵循因地制宜的原則,通過發展與社會需求相適應的、具有區域特色的優質農產品,形成具有很強市場競爭力和顯著經濟效益的、並具備一定生產規模和農業產業化程度的農業生產體系。
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