fish distribution 中文意思是什麼

fish distribution 解釋
魚群分佈
  • fish : n 菲什〈姓氏〉。n （pl fishes 〈集合詞〉 fish）1 魚；〈集合詞〉魚類；魚肉。 ★說魚的若干種類時用 f...
  • distribution : n 1 分配，分發，配給；分配裝置[系統]；配給品；配給量；【經濟學】配給方法，配給過程；分紅；【法律...
  1. Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time

    隨后以這幾種重金屬作為實驗毒物，以鯽魚為實驗動物，應用環境生物技術、火焰原子吸收分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等，全面和系統地研究了水環境中重金屬暴露對魚類的毒性影響，初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響，為制定漁業生產上預防性的管理措施提供科學依據，及時避免或減輕重金屬污染對水生生態系統造成的損害。
  2. The copepods abundance impact on the abundance distribution of fish eggs, larvae

    長江徑流量變動對魚卵仔魚數量和分佈產生一定的影響。
  3. On the basis of the investigation of the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city, the antagonistic effect of selenium on the harm of mercury ( hg2 + ) to the tissues in swordtail fish ( xiphophorus helleri ), the 22nd offspring purely cultivated by pearl river fishery research institute, were measured by physiological and biochemical indexes and observation of electron microscopy

    本研究中首先調查了廣州市河涌沉積物及底棲生物體內重金屬含量及分佈，並以珠江水產研究所培育的水生實驗動物?劍尾魚為實驗材料，利用環境生物技術，電鏡觀察等技術方法研究了重金屬?汞對劍尾魚組織的毒害及機體必需微量元素硒對其毒害的拮抗性影響。
  4. The main study in this paper included as follows : the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city ; the acute toxicity and joint toxicity of mercury and selenium to swordtail fish ( xiphophorus helleri ) ; the damage of mercury to the indexes of antioxidant system in the gills and livers in swordtail ( including the measurement of the activities of total antioxidative capacity [ t ~ aoc ], superoxide dismutase [ sod ], glutathione peroxidase [ gsh - px ] and the concentration of malondiald - ehyde [ mda ] ) and the relief effects of selenium on it, as well as the physiological damage of mercury on the tissues, namely : the antagonistic effect of na + - k + ~ atpase activity on the tissues between selenite and mercury, and the ultrastructural damage under the exposure of mercury

    研究內容主要有：廣州市河涌沉積物及底棲生物體內重金屬含量及評價；汞和硒對劍尾魚的急性毒性和聯合毒性及安全濃度的評價；汞對劍尾魚鰓和肝臟中抗氧化系統的毒性，包括對總抗氧化能力、超氧化物歧化酶、谷胱甘肽過氧化物酶活力及丙二醛含量的測定及硒對其保護作用；汞對劍尾魚組織生理毒性即：汞對na ~ + - k ~ + atpase活力的影響及硒的保護作用和汞和對劍尾魚組織超微結構的損傷等。以高氯酸?硝酸消化法和火焰原子吸收分光光度法測定了廣州市河涌沉積物和底棲生物中重金屬含量。
  5. The technical requirements of operational frequency distribution and anti - interference of sound for fish finders

    探魚儀工作頻率分配及其防止聲波干擾技術條件
  6. The field surveys and lab experiments tvere designed to study the distribution and source of pah " poliution in x " ater, sediment ; the pah " concentration and distribution in marine fish organ ( of the fish lateolabimjapo ) 1iclls and pagivsonills inajor ) ; the pah " bcf factors of liver and bile in marine fish ( laleolabral jtwo ) 1itits and pag7vso ) ) ills ) ) 1ajbr ) ; the reiationship between pah " exposure and biochemicai response ( cat sod, lpo ) and the metabolic rate of naphthalene and pyrene in fish bile

    4優化了魚膽汁中1 ?羥基萘和1 ?羥基芘的熒光分析方法，測定了1 ?羥基萘和1 ?羥基芘在鱸魚、真鯛膽汁中的含量，探討了萘和芘在魚膽汁中的代謝比率、清除作用。結果顯示： （ 1 ）膽汁中萘的代謝比率低，易蓄積；而芘的代謝比率高，易清除。
  7. The variation of changjiang runoff was important influential factors to the distribution of fish eggs and larvae

    浮遊橈足類與魚卵仔魚的攝食關系決定了其豐度變化影響著魚卵仔魚的數量變動。
  8. Macrophyte played important role in the distribution of fish community. biomass of fishes in the macrophyte regions was significantly higher than in the regions without macrophyte

    水生植被是小型魚類群落分佈的主要影響因子，有水草的區域魚類數量顯著比無水草的區域多。
  9. Orderly marine fish wholesale distribution service and facilities through the fish marketing organisation, and the ploughing back of revenue generated therefrom to support the development of local fisheries

    透過魚類統營處，為漁民和魚商提供有秩序的海魚批銷服務及設施，並從?運所得盈餘撥歸作漁業發展用途；
  10. Fish eggs distribution showed the west more than east on the limit of 122 15 ' e, the south less than the north on the limit of 30 45 ' n as larvae

    魚卵以東經122 15 '為界，呈現東少西多的分佈格局，仔魚則以30 45 '為界，呈南少北多的分佈趨勢。
  11. Traceability of fishery products - specification of the information to be recorded in farmed fish distribution chains

    水產品的可追蹤性.飼養魚配送鏈中記錄信息的規范
  12. Traceability of fishery products - specification on the information to be recorded in captured fish distribution chains

    水產品的可追蹤性.捕撈魚配送鏈中記錄信息的規范
  13. Red bettas are produced when the normal red pigment has been increased in density and extended in distribution to cover the entire body and fins of the fish

    當斗魚的紅色素較多，且散佈於全身及魚鰭，就稱之為紅斗魚。 （紅斗魚的紅色素較多，且散佈於全身及魚鰭。 ）
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