環境篩 的英文怎麼說
中文拼音 [huánjìngshāi]
環境篩
英文
environmental seize-
This paper introduced the status and development of basic research on phytochemistry and natural product chemistry in the fields of searching bioactive components, biosynthesis and molecular regulation of plant secondary metabolism substance, environment influence on the synthesis and accumulation of plant secondary metabolism substance, the relationship of endophyte and plant secondary metabolism substance
摘要本文從生物活性成分的篩選與分離、植物次生代謝產物生物合成及其分子調控、環境因子對植物次生代謝產物合成和積累的影響、植物體內生菌與植物次生代謝產物的關系等方面介紹了我國資源植物化學與天然產物化學領域基礎研究的現狀與發展。It has been 40 years since dobereiner and ruschel isolated the nitrogen - fixing bacteria from the rhizosphere of sugarcance plants and demonstrated the potential of diazotrophs to associate with graminaceous plants. more recent evidence of significant biological nitrogen fixation in economical important graminous species, particularly sugar cane, rice and forage grasses, has induced tremendous interest in ni fixation by non - legumes
本研究分離、篩選得到一株固氮酶活性高且穩定，生長勢強的聯合固氮菌株，並對其分類地位、形態及生理特徵、對環境的適應性及其對植物的促生效果和作用機理作了系統研究，得結果如下。Further more, the hydraulic exciting vibration screens have a simple system and little environmental pollution and low yawp
而且液壓激振振動篩還有系統簡單、噪聲低、環境污染小等優點。Designing & building asphalt rubber pavements ? asphalt rubber is a blend of recycled tire rubber and asphalt cement and is spurring interest worldwide
瀝青回收的新功效? ?向專家學習如何高效地輾磨、粉碎及篩選舊瀝青，並將其以10 15的比例添加到新混合體中，既節約成本，又保護環境。Nuclear energy - measurement of environmental radioactivity - air - radon 222 in the buildings : methodologies applies for the screening and for the complementary investigations
核能.環境放射性的測量.空氣.建築物中的氡222 :篩分和補充檢查的方法But the previous research works mainly focused on the screening of environment persistent pollutants, such as organochlorine insecticides and alkylphenol, to our knowledge, no report on the residual toxicity and environmental estrogens effects has been existed in the literature yet
但目前為止，主要集中於環境中持久性有機污染物如有機氯農藥和烷基酚類化合物的篩選上，而我國是農業大國，大量地使用了有機磷農藥，其殘留毒性及環境雌激素效應的研究還尚未見報道。In this paper, we selected a widely used organophosphorous pesticide - - monocrotophos, used goldfish as model animal, and chose the vitellogenin induction of male fish as the main indicator, - gtp of sertoli cell in testes, the changes of microstructures of testis and ultrastructures of pituitary and testis as assistant indicators, we finally built up a screening system to effectively detect the environmental estrogen effect of organophosphorous pesticides, and reported that the monocrotophos had the activity of environmental estrogen for the first time in the world
因此，本文選擇國內廣泛使用的有機磷農藥? ?久效磷，以金魚為模型生物，以雄性金魚卵黃原蛋白產生、精巢支持細胞- gtp酶活性，並輔以生殖軸線器官? ?垂體和精巢超微結構的變化，在國內首先建立了有機磷農藥環境雌激素效應的篩選體系，並首次確認久效磷具有環境雌激素活性。Three trials were carried out by hualien, taoyuan and tainan district agricultural research and extension stations to evaluate the new sulfonylurea herbicide flazasulfuron for the control of weeds in non - crop land by post - emergence application
摘要本研究于東部花蓮及西部桃園、臺南地區之不同氣候環境下，分別進行25 %伏速隆水分散性粒劑之田間篩選試驗，以探討防除非耕地雜草之有效施用方法，提供農民使用之依據。We educed the principal factors that led the young seedling of lilium tsingtauense population to die were imputed to the serious drought during l ~ 2years old, and the deficiency of soiar light in the communities, as well as in weaker intrinsic resistance to unthvorable environmental conditions
環境篩分析得出，導致青島百合種群幼齡個體死亡的內在原因是其較弱的抗逆性和適應能力，外在原因是嚴重的乾旱和水澇、群落內的光照不足及外界干擾。On the basis of the study of the theory and appraise method on land use in the small towns from home and abroad, this paper at first conducts a deep study on the development and role of the small towns, indicating that its development has sawn an uneven development phrase and becomes a carrier of the enterprises, a pool of surplus laborers, a hub of material exchanges between the rural and urban areas, a base of spiritual civilization, an important way to achieve urbanization. second, it conducts a study on the situation and features and the problems the land use, indicating that the efficiency of the land use is low, which has a direct influence on the development of agriculture and the role of the small towns. and the study of the demand of the land indicates the shortage of land is serious, and the small town must rationally use the land and increases its intensive role and the economical efficiency to meet the demand
在分析國內外已有關于小城鎮土地利用的理論與評價方法的基礎上，首先對小城鎮在我國的發展、地位和作用進行了深入的分析，判明我國小城鎮發展經歷了一個曲折向上的發展階段，已成為鄉鎮企業的載體，農村剩餘勞動力的蓄水池，城鄉物資交流的樞紐，農村精神文明的基地，是我國城市化的重要途徑；其次，對小城鎮土地資源利用現狀和特徵進行了探討，並對發展小城鎮建設導致的土地利用問題進行了剖析，表明目前我國大多數小城鎮土地效益和規模效益低下，佔用耕地過多，直接影響農業的發展，影響小城鎮的地位和作用；通過小城鎮土地供需分析研究表明，我國土地短缺十分嚴峻，小城鎮土地需求缺口較大，小城鎮必須合理利用現有土地，增強集約功能和土地經濟效益，從而緩解需求壓力；最後，論文通過運用特爾菲法，描述統計分析法、多元統計分析（主成分分析）法和系統分析法中的層次分析法（ ahp ）等一系列方法，結合定性和定量兩方面，從土地質量、土地資源數量與結構、土地經濟效益、環境效益、社會效益等五個方面進行分析，篩選、建立了土地資源利用評價指標體系，在因子評價的基礎上，建立了土地利用綜合評價模型，並給出了評價過程和方法。A bionics cell proliferation bioreactor ( cpb ) was designed and established to simulate the bionics environment
最後介紹了一種模擬生物環境的生物細胞增殖反應器的設計和搭建過程，該反應器可應用於藥物篩選。Then i finish the analysis from three aspects, instruction of circuit, stress of surrounding, and tolerance, thus providing basis of design. the following designs are in progress from four aspects, which are circuit design, thermal design, derating using and screening. at last, i make the update generator in batch process, and collect and analyze reliability dates again
首先進行了與可靠性相關的數據收集與分析，對故障模式進行統計；然後從電路結構、環境應力及容差三個方面進行可靠性分析，從而為關鍵的可靠性設計提供了依據；接下來的可靠性設計，從電路設計、熱設計、降額使用、篩選四個方面逐一解決了可靠性分析階段發現的問題；最後，我將改良的發生器批量生產，並從中重新收集了可靠性數據進行計算，事實證明改良后高頻無極燈的平均壽命已達到6萬小時。Guideline of environmental stress screening for aerospace products
航天產品環境應力篩選指南Environment stress screening ess
環境應力篩選Environment stress screening
環境應力篩選Involve in the screening and identification of susceptibility genes by using a large - scale case - control study and association method, functional investigation will be also carried on focused on the genes with significant implification
基於大規模病例對照研究和關聯研究，利用人類單體型計劃和環境基因組計劃的最新研究成果，使用新型遺傳統計學分析軟體，進行鼻咽癌易感基因的篩選，研究環境遺傳在鼻咽癌發病中的交互作用，對篩選到的基因進行相關功能學研究。Biodiversity exists among am fungi and is influenced by numerous factors including soil properties and plant species. if am fungi are to be used in sustainable agricultural systems it is necessary to study native am fungi in the target areas and then select efficient isolates that can be applied as inocula in the field to improve crop growth. the objectives of this study were to investigate the germplasm of am fungi, to understand the distribution pattern of am fungi in different ecological conditions such as area, soil factor and host plant, to select isolates effective in nutrient acquisition by the host plant sweet potato, to test their effectiveness under field conditions, and to monitor amf after their introduction into the field
本研究通過調查我國北方部分地區的am真菌資源，研究了am真菌的種群組成及其在空間、土壤利用方式和宿主植物類型等不同環境條件和空間尺度上的分佈規律；在此基礎上，根據它們對甘薯的生長、吸磷效應篩選出高效菌株，在大田條件下研究了am真菌菌絲的分佈特性、代謝活性及其對甘薯產量和品質的影響；並通過分子探針跟蹤調查了引入am真菌在共生體中的發育和表達，以期為菌根真菌的生產應用提供技術支持。Our main products are environmental chambers, on - line reliability evaluation system, burn - in system and lcd processing equipment
經銷產品主要包括各種模擬環境試驗設備、在線快速可靠性測試評估系統、半導體老化篩選設備、液晶熱處理設備。Possible development options will be formulated by incorporating environmental considerations and based on variations in strategic development concepts, conceptual distribution of population and employment, strategic transport network and distribution of special land uses ( such as logistics centre ). a coarse screening will then be conducted to identify the more realistic and practical development options to be taken forward
我們在制定可行的發展方案時，將融?會環境因素以及各個策略發展概念、人口及就業的大概分佈情況、交通網路及特殊用地（如物流中心）的分佈等要素；接著進行概略的審核，篩選較切合現況及可行的發展方案。At the same time, the age structure, time - specific life table, survivorship curve, fecundity schedule and leslie matrix were obtained through ana1ysing the demography and age struct ' ures of each subpopulation
對種群年齡結構研究中，編制了種群靜態生命表、生殖力表，利用建立的矩陣模型預測了種群數量的動態趨勢，並進行了環境篩的分析，推斷了種群致危因素。分享友人