重比 的英文怎麼說
中文拼音 [zhòngbǐ]
重比
英文
double ratio-
Based on the principles to respect believable and higher precise paleomagnetic data of blocks and to pay attention to the similarity of paleo - biogeography and the coordination of tectonic evolution, the paleomagnetic data of chinese continental blocks and adjacent areas for paleozoic and triassic were collected, the chinese continental blocks were laid up on the reconstruction of global paleo - continents with similar scale
摘要在尊重比較可靠的、測試精度較高的地塊古地磁數據,重視生物古地理與地質構造演化史的相似性和協調性等原則的基礎上,筆者編制了中國大陸及鄰區各陸塊古生代和三疊紀的古地磁數據表,並採用類似的比例尺,將中國各陸塊放到相應的全球古大陸復原圖上去。Those were amazing days for weightlifting and swimming fans that chen yanqing convincingly won 58kg women ' s event by setting five world weightlifting records and wu peng reversed japan ' s dominance in men ' s 200 - meter butterfly stroke final
令舉重和游泳迷驚喜的是,陳艷青在女子58公斤級舉重比賽中所向披靡一舉奪魁,連破五項世界紀錄;吳鵬在男子200米蝶泳比賽中勇摘桂冠,顛覆了日本在這一項目上的霸主地位。The average hummingbird weighs less than a penny
蜂鳥的平均體重比一枚一便士的硬幣還輕。According to the 3 indexs, an order of dought resistance of the 13 varieties was given from hight to low by synthetical method i. e. : willamette, rasberry from england, chest, silvan, boysen, tulameen, rasberry from american, sertodi, kiowa, blackbutte, orus, rasberry from russian, summit
對各品種進行了兩兩之間的單因素多重比較,以3個指標為主進行綜合分析對各品種抗旱能力進行排序:威廉姆特英國紅徹斯特塞爾文百勝圖拉明美國紅費爾多德佳果黑巴提奧瑞斯俄國紅秀美特。By means of following the tracks of activities, the bioactive compounds displaying anti - anemia properties had been isolated, purified and structurally characterized. the petrol - soluble fraction of the etoh extract of the root of potentilla anserina l. ( rosaceous ) showed the most potent activity on anti - anemia
蕨麻能明顯減輕小鼠體重,降低脂肪/體重比值、血液中總膽固醇和甘油三酯的含量,從而具有減肥、降血脂的功能。The physicochemical properties of cx - 2 correspond to cytodex - 3 mc produced by pharmacia, including of color, loss of drying, area, density, size, soakage, dilation, stability, size distribution, mechanical strength, surface structure, etc., but its cost of manufacture is lower than cytodex - 3 " s
通過優化工藝制備的cx - 2微載體,在色澤、乾燥失重、比表面積、成球率、密度、直徑、吸水量、溶脹度、粒度分佈、表面結構、機械強度、穩定性等理化指標與pharmacia公司cytodex - 3微載體相當,但成本價格要低得多。The empty weight to total weight ratio of subsonic maneuverable missile was given experimentally
利用經驗的預測方法對亞聲速飛航導彈的空重比進行預測。Yet for some, the situation is worsening - e ecially countries with large populatio like indonesia, pakistan, and sudan. sub - saharan africa and ethiopia remain the most chronically underfed regio
在一些人口眾多的國家情況尤其嚴重,比如印尼,巴基斯坦和蘇丹。次撒哈拉非洲國家和埃塞阿比亞是世界上饑餓人口每年增加最多的地區。Yet for some, the situation is worsening - especially countries with large populations like indonesia, pakistan, and sudan. sub - saharan africa and ethiopia remain the most chronically underfed regions
在一些人口眾多的國家情況尤其嚴重,比如印尼,巴基斯坦和蘇丹。次撒哈拉非洲國家和埃塞阿比亞是世界上饑餓人口每年增加最多的地區。From 60 ' s of the 20th century, the aluminum easy open can was putted into market, it was warmly welcome by the people as its too many advantages such as, light in weight, big in volume per unit, easy to open and carryover and long retention period etc. its usage and quantity are expanding from day to day
鋁質易拉罐由於其質量輕、容重比大、便於開啟和攜帶、保質期長等優點,深受人們的歡迎,在飲料包裝容器中佔有很大比重。在易拉罐生產中最大限度地減少板料厚度,減輕單罐克重,提高材料利用率,降低生產成本,是制罐行業追求的目標。In fact, many of these parks suffer some of the nation ' s dirtiest air, rivaling or even exceeding that of our most polluted cities, such as atlanta and los angeles
事實上,部分國家公園的空氣質量是整個國家最差的,甚至要比一些污染的城市還要嚴重,比如亞特蘭大、洛杉磯。There existed very significant correlations between drought tolerance and relative values of root dry weight, total root length, and root volume ( per plant dry weight basis ), respectively, which could be used as root indicators of drought tolerance
比根干重、比總根長、比根體積與耐旱隸屬函數平均值均呈極顯著正相關,可作為耐旱性的根系性狀指標。In video shot segmentation, an improvement to double - threold shot segmentation algorithm is provided, which uses multi - frame sampling technique and can improve the performance significantly on the detection of gradual transition. an abrupt transition detection algorithm is also developed on the basis of the closest pixels matching in spatio - temporal slice, which decreases the false rate and computing strength greatly
在視頻鏡頭分割方面,提出了一種基於多幀抽樣的雙重比較鏡頭分割演算法,有效地提高了對視頻鏡頭漸變檢測的性能;同時,針對視頻鏡頭突變的檢測,提出了一種基於最近鄰像素匹配的時空切片鏡頭突變檢測演算法,該演算法顯著降低了突變檢測的虛檢率和計算量。The results showed that the thrust - weight ratio reached 1. 04 for the launch weight 5400kg in the condition of specific impulse near 600s
結果表明:在發動機工作比沖接近600s的情況下,對于起飛質量為5400kg的飛行器而言,推重比為1 . 04左右。4 : 1 or 2 : 1 lifting ratio that provides a minimum
提重比例,即提供了單面最少5磅2 . 2The unilateral action with its 4 : 1 lifting ratio provides reduced inertia that is ideal for
-以4 : 1提重比例的單面阻力可減低遲In the second part of this paper, it makes a detailed analysis among fluid - model - based, smith - principle - based and two - pd - controllers - based by comparing to the method and application of control theory. then it gets the laws to keep the control loop stable. in order to analyze the dynamic and transient characters, three congestion control algorithms mentioned above have been carried out in the nist atm network simulator and the successful outcomes are brought out
本論文對atm網路abr業務擁塞控制的控制理論演算法進行了總結,簡要分析了其優點和缺點;運用控制理論的分析方法和觀點對基於流體控制模型、史密斯預估控制模型和雙重比例微分控制模型三種擁塞控制演算法加以具體的分析,從而分析了怎樣確保控制環的穩定性;在nistatm網路模擬軟體中嵌入以上三種擁塞控制演算法,從而對演算法的動態和瞬態特性進行模擬分析,以此證明控制演算法的有效性;最後提出了今後atm網路abr業務擁塞控制演算法的發展趨勢。With the rapid development of aero science, it requires the aero engine ratio of traction to weight is higher and higher
隨著航空科技的飛速發展,要求提供推重比越來越高的航空動力。To optimize specific impulse to 700s or 800s, the thrust - weight ratio could be improved to 1. 23 or 1. 41, it is enough to achieve the launch requirement for this vehicle
進一步將比沖優化至700s或800s ,可以將推重比提高至1 . 23或1 . 41 ,這樣就完全能夠保證發射任務的完成。The purpose of this paper is to make extensive study on the essence of impingement / effusion film cooling, and the research results will be applied in futural study on the higher performance aeroengine
本文旨在對沖擊-發散復合冷卻技術開展機理和基礎性研究,研究成果可應用於更高推重比級發動機預研。分享友人