直根系 的英文怎麼說
中文拼音 [zhígēnxì]
直根系
英文
aliphatic amine alkaloid-
The structure of air - blast pipe was improved on. an orienting object was installed based on theoretical analysis, that increase the spraying span. it has been found that both spraying span and droplets uniformity improved, by installing the orienting object. according to the results of a great number of experiments, orderliness of droplets diameter along the spraying span was researched, and rational spraying span of air - assisted sprayer was suggested
通過試驗檢驗噴霧機樣機的噴霧性能，並提出對各項參數的優化設計方案。通過正交試驗和對比試驗對霧滴取樣，證明導流器的安裝不僅增加了噴幅，而且還提高了霧滴均勻性系數。根據大量試驗的結果分析，找出了霧滴直徑在噴幅方向上所呈現的變化規律，並提出了合理的噴幅范圍。In reference to the practical changes in the deregulated markets of the advanced countries in the area of europe, america and asia and the countermeasures of the countries, combing with the problems encountered in the marketing and sales practice of the panzhihua brach of sinopec, the paper applies the swot analysis method, rationally analyzes the outside environment and inside conditions. according to the characterizes of gasoline resources, and the market situation after it transformed from the monopolistic style of planning economy to the monopolistic competition style, the paper also analyze the strengths and weakness of the industry brought by the forthcoming event of the permission of the wholesales market of gasoline. based on the above analysis, the paper posits the marketing strategic objectives and measures as follows : ensuring the management of suppliers, adding the retail and direct sales network, improving operating qualities, making the customer relationship management and realizing the multi - benefits of company and customers
本文在營銷理論的基礎上，通過親身經歷，調查了解，深入研究了成品油在國際、國內市場中過去、現在的市場狀況和發展歷程，參考國際上歐美及亞洲發達國家先期放開成品油管制後市場的實際變化和應對措施，以及結合中石化攀枝花公司營銷工作中存在的問題，理性分析營銷外部環境和內部條件，運用swot分析法，根據成品油能源特點，就成品油市場從計劃經濟的壟斷形式轉向目前國際國內市場競爭的壟斷性競爭的形式后，對成品油批發市場即將準入后的優劣、利弊進行了分析和研究，提出了「作好供應商管理，增加零售和直銷網路、提高經營質量，充分做好客戶關系管理，實現公司和客戶共同成長」的營銷戰略目標和戰略措施。According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also
根據系統技術要求，採用單片機實現了混合式直流直線步進電動機的開環數字控制；利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定；利用細分控制技術保證了電機運行的平穩性，並進行了波形分析和理論研究；採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題；同時對主功率電路、驅動電路和系統保護電路進行了分析，完成了硬體設計、製作和軟體編程、調試，最後在混合式旋轉步進電動機上進行了全面測試。Based on the sha lo wan profiler data at 0740utc, the vertical shear at around 1, 100 ft was close to 8 kt per 100 ft. although this was lower than the 8 kt per 100 ft which has been used in the windshear warning system at the old kai tak airport, the increase in head wind was nonetheless significant due to the steep climb angle
根據沙螺灣的氣流剖析儀在0740utc錄得的資料顯示，在約1 ， 100尺的垂直切變接近每百尺每小時8海里。雖然此切變低於以往啟德機場的風切變警報系統所用的每百尺每小時8海里，但因為陡峭的爬升角度，令到逆風的增加變得顯著。Effect of deep tillage before winter coming on vertical distribution of root activity and senescence of flag leaf in wheat plant
冬前深耘斷根對小麥根系活性的垂直分佈及旗葉衰老的影響Results showed : ( 1 ) if the proportion of water in the soil is lower than wilting coefficient, and if irrigating water is very little, ( irrigating water is spreading horizontally and vertically ) the relationship between the horizontal width ( x ) and the ? rtical depth ( y ) is remarkable. the equation is y - 0. 02 12x2 + l. 8546x - 17. 88. the related coefficient is r = 0. 9350
結果表明： （ 1 ）在土壤含水量低於萎蔫系數的乾燥條件下，進行微量穴滴灌，滴灌點土壤濕潤面直徑x與最大垂直面滲透深度y呈顯著相關，數學模型為： y = - 0 . 0212x ~ 2 + 1 . 8546x - 17 . 88 ，相關系數r = 0 . 9350 （ 2 ）在微量補水灌溉情況下，只有灌水量大於4000ml /穴，才能使滴灌水滲透到20cm以下土層，達到作物根系集中層，否則水分很難被作物吸收，造成滴灌水的浪費。The type is temporarily called root - no - tillage with only the root left in soil and direct drilling ; sowing directly and placing the past plant stalk orderly over the soil is called mulch - no - tillage. they are both of the content when refers to no - tillage generally and are adapted to keep moist in or keep from soil erosion in drying land
作物收獲后，作物地上部被從地表帶走，地下部的根系等原位保留，直接播種的免耕方式暫時稱為殘茬免耕；直接播種，並將前作地上部有秩序地平鋪在地表進行覆蓋的免耕稱為覆蓋免耕。Effect of soil deep tillage on root activity and vertical distribution
土壤深松對小麥根系活性的垂直分佈及旗葉衰老的影響After the period of treatments were prolonged for three days, the contain of sugar reduced again. the growth of roots and plants were retarded severely and the ratios of root cap were increased manifestly. the ratios of root - shoot was stability and the growth almost stopped at the later period of peg ( 6000 ) treatment
牛心樸子根系發達，根冠比大，在土壤水分變化時，植株地上部比較敏感，隨土壤水分脅迫程度的加強和脅迫時間的延長，植株生長顯著變緩，直至停止生長，而根冠比值則有所加大。Studies have been made shown that under water stress, not only root weight, root specific surface area, root - shoot ratio, root growing potential, root water potential, root vessel diameter, etc which express the indexes of wheat root morphology and architecture have significantly changed, but also bleeding sap, root respiratory rate, root plasma membrane permeability, plasmalemma peroxide level, root protective enzymes and its isoenzymes etc which express root physiological indexes have changed correspondingly
過去進行的研究表明，乾旱脅迫條件下，不僅表達小麥根系形態和構型建成指標的根系數量、根系比表面積、根冠比、根生長勢、根水勢、根導管直徑等發生顯著變化，而且表達根系生理指標的傷流液、根呼吸速率、根系質膜透性、膜脂過氧化水平、保護酶及其同工酶等也發生相應改變。A shallow - rooted, high - tillering variety has a very high root density around the plant base but the roots grow vertically as well as laterally
淺根、高分蘗品種在植物根莖周圍根密度很大，但根系同時向垂直和水平方向生長。On the loess plateau, water is the main limiting factors for vegetation growth. root distribution characters have special ecological meaning as it reflected the utilizations of trees to the environments. even - aged stands of robinia pseudoacacia on slope lands facing south and north were selected as sampling plots for root distribution investigation. investigatiing results showed that indicated that on all sites, root biomass decreased with depth, and the distribution depth of fine root was deeper than that of coarser root. the results of variance analysis indicated that there were great differences in root biomass among different diameter classes, and coarser root was the main sources of variance, and the root biomass, especially fine root ( < 3mm ) biomass on northern exposition sites was bigger than that on southern exposition sites. analysis of the vertical root distribution parameters, root extinction coefficient, indicated that the value of on northern exposition was more than 0. 982, while the value of on southern exposition was less than 0. 982, which indicated that the vertical root distribution depth of robinia pseudoacacia on southern exposition was deeper than that on southern exposition. and the distribution depth of fine roots ( < 1mm ) was deeper than that of thicker roots ( < 3mm ), which was in favor of the uptake of water and nutrients from deeper layers, helped the trees to adapt the arid environment, and promoted the growth of the upper parts of the tree
在中國西北黃土高原地區，水分是樹木生長發育的主要限制因子.根系分佈特徵由於反映了樹木對環境條件的利用程度而具有更加特殊的生態意義.本研究選擇陽坡和陰坡不同立地上年齡一致的刺槐林調查了根系分佈特徵.根系垂直分佈特徵的調查結果表明，在所有立地上，根系生物量隨著深度的增加而降低，其中細根的分佈深度大於粗根的分佈深度.方差分析結果表明:不同立地上不同徑級根系的分佈特徵也有明顯的差別，粗根是差異存在的主要原因，陰坡立地上的根系生物量，特別是細根生物量大於陽坡立地上的.對根系消弱系數的分析結果表明，陰坡立地上的根系消弱系數大於0 . 982 ，而陽坡立地上的根系消弱系數小於0 . 982 ，說明陰坡立地上刺槐根系的生物量在深層土壤中的分佈相對量更大一些.其中細根的根系消弱系數大於粗根的，這種根系分佈特徵有利於根系對深層土壤水分養分的吸收利用，進而促進樹木地上部分的生長發育.圖3表3參15Abstract : on the loess plateau, water is the main limiting factors for vegetation growth. root distribution characters have special ecological meaning as it reflected the utilizations of trees to the environments. even - aged stands of robinia pseudoacacia on slope lands facing south and north were selected as sampling plots for root distribution investigation. investigatiing results showed that indicated that on all sites, root biomass decreased with depth, and the distribution depth of fine root was deeper than that of coarser root. the results of variance analysis indicated that there were great differences in root biomass among different diameter classes, and coarser root was the main sources of variance, and the root biomass, especially fine root ( < 3mm ) biomass on northern exposition sites was bigger than that on southern exposition sites. analysis of the vertical root distribution parameters, root extinction coefficient, indicated that the value of on northern exposition was more than 0. 982, while the value of on southern exposition was less than 0. 982, which indicated that the vertical root distribution depth of robinia pseudoacacia on southern exposition was deeper than that on southern exposition. and the distribution depth of fine roots ( < 1mm ) was deeper than that of thicker roots ( < 3mm ), which was in favor of the uptake of water and nutrients from deeper layers, helped the trees to adapt the arid environment, and promoted the growth of the upper parts of the tree
文摘:在中國西北黃土高原地區，水分是樹木生長發育的主要限制因子.根系分佈特徵由於反映了樹木對環境條件的利用程度而具有更加特殊的生態意義.本研究選擇陽坡和陰坡不同立地上年齡一致的刺槐林調查了根系分佈特徵.根系垂直分佈特徵的調查結果表明，在所有立地上，根系生物量隨著深度的增加而降低，其中細根的分佈深度大於粗根的分佈深度.方差分析結果表明:不同立地上不同徑級根系的分佈特徵也有明顯的差別，粗根是差異存在的主要原因，陰坡立地上的根系生物量，特別是細根生物量大於陽坡立地上的.對根系消弱系數的分析結果表明，陰坡立地上的根系消弱系數大於0 . 982 ，而陽坡立地上的根系消弱系數小於0 . 982 ，說明陰坡立地上刺槐根系的生物量在深層土壤中的分佈相對量更大一些.其中細根的根系消弱系數大於粗根的，這種根系分佈特徵有利於根系對深層土壤水分養分的吸收利用，進而促進樹木地上部分的生長發育.圖3表3參15Roots differ from shoots in lacking chlorophyll and not producing buds or lives
根據種子中根的生長情況，可將根分為須根系和直根系。Total mesorectal excision and single stapling technique in low positioned rectal cancer
全直腸系膜切除並單吻合器在低位直腸癌根治術中的應用Abstract : based on the analysis of the specialty of ca - ni accumulator, this paper proposes a computerized supervise and survey system, which is applied to supervise and survey the capacity, voltage, strong discharge and malfunction status real - time. according the concrete situation workers can dispose conveniently in time, and insure the direct current power supply working reliably
文摘:在分析了鎘鎳電池特性的基礎上提出一種微機監測系統，用以對電池的容量、電壓、強放電及故障狀況進行實時監測，以便運行人員根據具體情況及時處理，保證直流系統可靠地工作。It was observed that the treatment of seedlings with 50 mol / l al for 12h led to a remarkable inhibition of root growth, which was accompanied by sufficient efflux of citrate out of roots and increase in the citrate content in the root tips
結果表明： al處理明顯抑制根的生長， 20 mol lal處理12h對c . tora根生長的抑制達52 . 4 。為了搞清al誘導c . tora根系檸檬酸分泌的生化與生理基礎，我們測定了與檸檬酸代謝直接有關的幾個酶的活性。In the flight experiment of aircraft, the mass data acquisition, storage and transfer is always one important part of system, especially for the measurement of parameters such as temperature and pressure of cockpit. in order to meet these needs, we design this simultaneous data acquisition system with multi - channel and large - capacity, which is based on single chip microprocessor and usb interface. it overcomes some shortcomings of traditional devices such as : big size, short work time, small memory capacity etc. it also has many advantages of high speed, low power dissipation, ease - of - use, ease to expand port, supporting plug - play, low - cost etc, so it will be used very widely
在飛機的飛行試驗中，海量數據的採集、存儲和傳輸一直是系統非常重要的一部分，尤其是對飛行員駕駛艙環境控制系統的溫度、壓力等參數的測量來說更是如此。本文根據課題實際需要，研製的基於單片機和usb介面的多通道、大容量、便攜式數據採集系統，克服了現有設備體積大、工作時間短、存儲容量小等缺點。同時，本系統還具有功耗低、速度快、使用方便靈活、易於擴展、支持即插即用、成本低廉等一系列優點，具有廣泛的應用前景。Integrating with the union numeral watermark technology, this article conducts the research and the model experiment directed mainly at broadcast monitoring application in digital television
在壓縮域水印中，我們選擇在mpeg壓縮流的直流系數的色度分量上加水印，並且根據其系數值自適應的選擇水印加入強度。The paper analyzed the features and present state of the dc ( direct current ) system of the substation, then designed a full - function and easy - control supervisory device for the dc system
本文分析了變電站直流系統的特點和現狀，並且根據變電站直流系統監控的要求，設計了功能完善、操作方式友好的監控裝置。分享友人