正常長度 的英文怎麼說
中文拼音 [zhēngchángzhǎngdù]
正常長度
英文
normal length-
Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping
本文的主要內容如下: 1 )對翅片管蒸發器結構特點進行分析,選取適當的微元控制體,就干、濕和霜工況下對每個微元分別進行傳熱傳質分析,基於經驗關系式確定霜的有關參數,對于霜工況下的霜生長建立模型,經適當假設,運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾動下的開、停機過程,運用動態集中參數模型進行分析和計算,為更好地描述製冷系統運行的全過程奠定基礎,同時也為製冷系統實現自動控制提供一定的理論基礎; 3 )對蒸發器正常運行過程,運用動態分佈參數和參數間定量耦合的觀點來分析和計算,為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性; 4 )編寫翅片管蒸發器動態特性模擬計算程序,可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場,實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。Construction and expression of yeast engineering yaccine : s14 / gnsag " as transformed to yeast host straln x33 by means of electroporation after ppiczaa s, . aresag " as l ined by saci enzyme. the single fungus, as choose and dibble inocu1ating in we and am plate, the positive fungus was gro ' ing in rm but not in w, and was 6 inoculated in ypd which included zeocine 500ug / ml and 1000ug / ml. 5 transformers were ampl if ied by pcr, three is same with positive control
選取單個菌落分別點種到刪平板和md平板,找出在回d上生長正常, w上生長緩慢或不生長的菌落,即陽性菌落,再以陽性菌落分別塗布zeocine含量500ug加, 1000ug砌l的ypd平板,以高濃度的抗生素篩選高拷貝的酵母工程菌,在含500ug ml高濃度抗生素平板上獲得了15個轉化子,取其中5個進行pcr擴增,有3個擴增產物與陽性對照相同,說明此酵母細胞中已含有s hbsag融合片段,其中之一命名為pGermination is a measure of the capacity of a grain kernel of producing a normal seedling.
發牙率系穀物籽實長出正常幼苗能力的一個尺度。Conclusion macrosomia do not correlate with glucose values of their gtts in pregnant women with normal gtts but are associated with maternal body habitus and the increasing of uterine height, abdominal perimeter
結論對于糖耐量正常的孕婦,巨大兒的發生與糖代謝無相關關系,而與孕婦的身高、體重及宮高、腹圍的增長幅度有關。A comparison of haptic length perception between retarded children and nornal children
弱智兒童與正常兒童觸覺長度知覺的對比研究Hyperopia long - sightedness a long - sighted or hyperopic eye is shorter than normal
遠視的主要成因是眼球長度比正常短或角膜的弧度不足。Induction heated oil tempered spring wire is a kind of new technical material which has been developed since 1980s. it can be heated by means of eddy induced into itself through electromagnetic coil and this method is mainly used in surface quenching. with correct designing and reasonable current frequency, induction coil and heat treatment process selected, as well as plc controlling applied, the wire can be uniform heated along cross - sectional and longitudinal direction and can be quenched and tempered continuously
應加熱油淬火-回火彈簧鋼絲,是二十世紀八十年代發展起來的新技術材料,在國外稱為itw induction heat oil tempered spring wire 。是通過線圈電磁感應鋼絲本身產生的渦流進行加熱,通常主要用於表面淬火。經正確設計,選擇電流頻率,合理的感應線圈及熱處理工藝,並實施plc控制,可使鋼絲整個截面及長度上得到均勻加熱,進行連續整體淬火和回火。Seedlings of c. chinensis could grow normdly under the light intercross stress of salt and water, bat it was disadvantageous for the growth under hight intensive stress
紫荊能在較低的鹽、旱交叉脅迫下正常生長,但是長時間的高強度的脅迫對紫荊是不利的。A number of kanamycin resistant transformants were obtained two months later. they were morphologically normal, but grew slower comparing with the control tobacco
2個月後獲得了一批卡那黴素抗性煙草植株,抗性植株大田生長表型正常,生長速度相對緩慢。Secondly, through analyzing the failure instance of electrical connectors in using and testing environment, educed contact fault was a main mode of failure of electrical connectors. on natural working conditions, the main reasons which caused fault of electrical connector were contact stress decreasing, microseism wearing and tearing and surface film growing
而在正常的工作條件下,造成電連接器電接觸失效,即決定電連接器工作壽命的主要原因是接觸壓力減小、微動磨損和表面膜層的生長,而影響接觸壓力、微動磨損和表面膜層變化的主要因素是環境振動和溫度。For an orthodontic case with the discrepancy of the discoordination between the length of palate bone and tooth size or for a case with skeletal discrepancy of the unsymmetry upper and lower jaw in their size and position, the most common treatment is to extract the upper ahd lower first or the second premolar
摘要一般矯正治療,對于齒槽骨和牙齒大小長度總和的不調和或上下顎骨骨骼性大小、位置不對稱,其處置原則通常都以上下顎第一小臼齒或第二小臼齒等4齒做為拔除對象來進行矯正治療。It is designed according to electrical stove or microwave oven request. heating pipe adopts high temperature resistance mgo powder as the insulation medium and the stainless steel case is passed oxidation deal through the advanced web band protection oven 1050c in order to become the a special oxidation layer and improve the high temperature oxidation and bittern corrosive performance of the heating pipe. the heating tube has high power density and strong heat radion. this product with good safe performance can work normally after 3000hrs life test
加熱管選用耐高溫氧化鎂作絕緣介質,不銹鋼外殼經過先進的網帶氣體保護爐1050的氧化處理,形成一種特殊的氧化層,提高電熱管的抗高溫氧化及鹽鹵的腐蝕性能。電熱管的功率密度較高,熱輻射能力強。產品經長達3000h的壽命試驗后,仍能正常工作,安全性能好。It shows that the injection quantity and the difference of temperature distribute as a parabola which is at the same load, and the minimum of the parabola corresponds to the optimum quantity of injection ( g ). under the condition that the quantity of injected mass, the air speed and the heat quantity is respectively g, v and q, the research demonstrates that the pentium iv chip ' s temperature variation can be controlled under 40c and work normally when the wind speed overpass 1. 5m / s and the power dissipation of the chip is 60w. otherwise this paper calculates the flooding limit of thermosiphon with several different methods
對其充灌量、散熱量、電子元件( cpu模擬晶元)表面與環境溫度之差及通風、流速的影響進行了系統的測試,發現充液量與溫差的關系在負荷不變時呈拋物線分佈,其極小值點對應的充液量是最佳充液量g 。在充液量為g時,對風速v 、散熱量q進行的研究表明,當風速超過1 . 5m / s后,奔騰晶元在60w發熱條件下晶元溫度小於40 ,能滿足長期正常工作。The author finded out that the rice in the mediums with phosphorus and phosphate rocks can grow well, the quantity of the algea and the phosphorus in the mediums increase. on the contrary, in other mediums the rice appear to be short of phosphate
其中,全磷培養基和含磷礦石粉的無磷培養基中雜交水稻正常生長,沙角衣藻生物量較實驗前有所增長;由於實驗梯隊磷礦石的轉化作用,使培養基有效磷濃度均較實驗前也有所增長;而其他實驗組水稻均出現不同程度的缺磷表徵。Function of compensation lead cable which used for thermocouple is to prolong cold end of thermocouple, and composing system for measuring temperature by connecting with temperature meter. adopting high - quality import teflon insulation and sheath advanced technologic production chain, makes products owning good performance of resistance to high low temperature acidproof anticorrosive antiaging long - term using in oil, etc. normal working temperature is - 40 275
熱電偶用補償導線電纜的作用是來延伸熱電偶的冷端,與測溫儀連接構成測溫系統,產品選用進口優質聚四氟乙烯絕緣和護套,並採用先進擠出設備新工藝流水生產線,具有耐高溫低溫,耐酸堿,防腐,耐老化等優異性能,可浸入油水中長期使用,正常工作溫度- 40 275 。High myopia is an ocular disease characterized by abnormal visual functions, caused by excessive axial elongation
摘要高度近視是由於過度眼軸增長而造成不正常視覺機能的眼疾。He has written several one - act plays, but only one full - length play
他寫了幾部獨幕劇,但只寫了一部正常長度的長劇。Rich vin the blood vessel and give a new lease of life to such many kinds of cell ' s growth factors, repair completely the capillary that is already expanded from cell ' s level, is it pay to recover the normal thickness of leather cuticle, balance epidermis ph index
運用納米超微分子技術,富含血管內壁再造因子等多種細胞生長因子,對已經擴張的毛細血管從細胞水平上給予徹底修復,恢復上皮角質層正常厚度,平衡表皮ph值。Nylon pressure control nairongji, chief hydrocarbon fuels for vacuum, air - conditioning, vibration insulation, in - 40 degrees ~ 120 environment for long - term use of non - fracture normal phenomenon
尼龍壓力管耐溶劑、耐碳氫燃料,用於真空、空調製冷、振動絕緣等,在- 40度~ 120度環境中正常長期使用無斷裂現象。She has to be completely washable, but not elastic have 200 movable parts, all replaceable run on black coffee and leftovers have a lap that can hold three children at one time and that disappears when she stands up have a kiss that can cure anything from a scraped knee to a broken heart and have six pairs of hands
她必須是可洗的,但不是橡膠的;她有200個可活動的零件,全部可以更換;她靠清咖啡和剩飯剩菜運轉;她的腿上可以同時坐上3個孩子,而她站起身時,這腿又恢復正常長度;她的吻能治愈一切,從擦傷的膝蓋到破碎的心;她還有6雙手。 」分享友人