篩管分子 的英文怎麼說
中文拼音 [shāiguǎnfēnzi]
篩管分子
英文
sieve elements-
Degenerate oligonucleotides to highly conserved regions of cucumis melo 1 - aminocyclopropane - 1 - carboxylic acid ( acc ) oxidase gene were used to prime the amplification of fragment of 128bp by ploymerase chain reaction ( pcr ) in samples of genomic dna from fruit of cucumis melo l. cv hetao flesh, which was cloned into plasmid vector pmd - 18 - t. the clon of antisense orientation were selected, and it was inserted downstream of camv35s promoter and enhancer " " of tmv into the plant expression vector pbinyxw, antisence expression vector pbinya was constructed. at the base that pollination and fertilization of cucumis melo l. cv hetao was studied, using pollen tube pathway transformate cucumis melo l. cv hetao, 76 fruit had been obtained, moreover, hardness and content of sugar were analysed
本實驗以河套蜜瓜果肉基因組dna為模板，用甜瓜acc氧化酶基因特異寡核苷酸鏈為引物進行pcr擴增，得到128bp的擴增產物。將得到的擴增產物克隆到質粒載體pmd - 18 - t上，篩選反向克隆，然後將其反向構建到植物表達載體pbinyxw的camv35s啟動子和tmv增強子「 」的下游，構建成反義表達載體pbinya 。並在對河套蜜瓜授粉受精生物學研究的基礎上，通過花粉管通道法轉化河套蜜瓜，共獲76顆瓜，並進行了硬度和含糖量的分析。Cyclosis ( cytoplasmic streaming ) the streaming of cytoplasm in a circular motion around the cell observed in some plants, particularly young sieve tube elements
胞質環流（胞質運動） ：在一些植物細胞特別是在幼篩管分子中觀察到的細胞質圍繞細胞的環形流動的現象。Following, we developed an electronic nose adopting advanced technology which combined capillary column to separate vocs according their different retention time and surface acoustic wave sensor coating with polymer film to detect the qualities of those vocs. in my article, lung cancer situation, breath detection principle, feasibility of electronic nose adopting breath detection, and the principles of spme & gc have been particularly introduced. and initially certified the correlation between lung cancer and the marker vocs by detecting lung cancer patients breath, normal human breath, and lung problem patients by solid phase microextraction ( spme ) and gas chromatography ( gc ) system
本課題根據國外關于呼吸氣體中某些有機氣體成分和肺癌相關性的研究工作報告，採用固相微萃取?氣相色譜系統對肺癌病人呼吸氣體、正常人呼吸氣體、和其它類肺病患者呼吸氣體中的有機氣體成分進行對比檢測、研究，以期確定肺癌病人呼吸氣體中特徵有機氣體成分；並且期望建立首創的採用毛細管色譜柱與聲表面波傳感器聯用技術的電子鼻系統，與固相微萃取?氣相色譜系統作為對比檢測，能夠做到粗篩肺癌病人。By analyzing the characteristic of the flow field in overloading srm and comparing several existing experiment techniques, a convergence - fold tube facility was developed. the flow field in chamber of srm with high acceleration was simulated. some inhibitor ablation experiments were carried out in this test facility
通過分析過載條件下流場的特點，提出並比較了現有過載地面模擬試驗技術的優缺點，最終確定了收斂?折管的模擬試驗方法，模擬了高過載條件下發動機燃燒室內的高濃度粒子流，利用該方法開展了高過載模擬沖刷條件下的絕熱層燒蝕特性研究及絕熱層抗沖刷能力的篩選試驗。In autograft from inflorescence stems callus tissue was found 4 days after grafting. no xylem and sieve elements were differentiated in both scion and stock in this period
C24擬南芥花序軸自體嫁接后4d ，嫁接面處愈傷組織開始形成，嫁接體雙方還沒有分化出管狀分子和篩分子。In autograft of arabidopsis thaliana ( columbia24 ecotype ) grafted in the position of hypocotyls, wound xylem and sieve elements were differentiated in the tissues both of scion and stock 4 days after grafting
C24擬南芥下胚軸自體嫁接后4d ，在接穗和砧木中就已有管狀分子和篩分子的分化。Although samples were in a hot reflux for a long time at 85 in the experiment, and 5 ? molecular sieve of the adsorbed sample was acidized by hydrofluoric acid, the analytical method was tested to have little influence on carbon isotopic composition of the saturated hydrocarbons before and after complexation
盡管實驗過程中樣品經過85長時間加熱迴流及吸附樣品的5 ?分子篩用氫氟酸酸化處理，但實驗結果經儀器檢測，證明該方法對正構烷烴碳同位素值影響因素不大。Abstract : this paper describes the prospect of nanomaterials, the preparing methods of carbon nanotubes, nanozeolites and nano metal cluster particles, the excellent properties of nanomaterials as catalyst supports and catalysts, and the study status of nano supports and nano catalysts applied to catalysis yield in china
文摘:介紹了納米材料的發展前景，納米碳管、納米分子篩以及納米金屬簇粒子的制備方法，納米材料用作載體或催化劑的優異性能，納米載體或催化劑的催化應用領域的研究開發概況。The different organs of elaeagnus mollis diels were used in this experiment as the explants. after establishing the aseptic propagation system, the aseptic tube stems and leaves were used to study the effect of different exogenous hormones combination and different culture conditions on organgenesis. the optimum medium and culture condition was screened for fast propagation of elaeagnus mollis diels
本實驗選材為胡頹子科胡頹子屬的翅果油樹，在建立起無菌繁殖系的基礎上，分別以試管無菌莖段和葉片為材料，研究了不同外源激素配比及不同培養條件對其器官分化的影響，從中篩選出適合翅果油樹快速繁殖的最適培養基和培養條件。It is the most important how the government utilize information technology device to enhance all managerial level leader of government making decision efficiently and scientifically. it is necessary that decision supporting system of jilin province administration office as a large system to conduct the exploiting of various universal and specific information pools, to ensure the quality of its electric information resource pool ; take full advantages of its functions and build and improve a relative standard and universal information select process. it is a repeatedly comparative, comprehensive and selective processing for screening of enormous economic and social information attribute
本文以管理信息系統和決策支持系統理論以及信息分析理論為基礎，應用層次分析法，以設計信息資源庫的指標體系為重點，以建立《工業監測庫》指標體系為實例，為建立吉林省政府辦公廳決策支持系統的電子信息資源庫，努力探索對電子信息資源進行科學、適用篩選的有效手段，以提高信息的開發利用效率和為領導決策提供信息服務的水平。分享友人