游動性 的英文怎麼說
中文拼音 [yóudòngxìng]
游動性
英文
fluidity-
At the earliest developmental stage of the myxomycetes, the un - nucleate amoeboid or swarm cells of all the species are similar to each other in the aspects of morphology, structure and habit
在孢子萌發后的最初發育階段中,所有黏菌的單核黏變形體和游動胞在形態、結構和習性等方面均相似。Antherozoid ( spermatozoid ) the male gamete of algae, some gymnosperms, and the non - seed - bearing plants
游動精子:藻類,某些裸子植物和沒有種子形成的植物中的雄性配子。After molting three times, the zoea enter the mysis stage during which they begin to look more like adult shrimp and swim in a characteristic fashion with head and tail pointed downwards at right angles and occasionally performing a sudden retrograde jumping action. this is known as the inversion state, the fry being suspended upside - down in the upper middle region of the pond water. this is, therefore, also called the " inverted suspension phase "
眼幼蟲脫第三次即進入糠蝦期幼蟲期mysis stage ,此期之體形已略成蝦之狀態,且具特有之游泳姿態,即頭部及尾部均向下,成一直角彎曲而時作向後跳躍游動,又因成倒立狀態,懸浮於水中的中上層,又叫倒吊期,此期幼蟲對外界的環境因素,如水溫鹽分等變化,比前兩期來得更具適應力,主要餌料為豐年蝦brine shrimp的幼蟲,但其他大小略同的動物性浮游生物,如橈腳類copepoda輪蟲類rotifera均可。The spermatozoids of primitive plants are often positively chemotactic, swimming toward the female organs in response to a chemical secreted by the latter
較原始的植物的游動精子有正向的趨化現象,總是游向由雌性器官所分泌的物質。The conclusion is drawn out that the government should valorize the natural monopolist products to inspirit the downstream enterprises to reduce the cost
通過分析指出,政府應該保持自然壟斷產品價格的相對穩定,以激勵下游企業發揮主動性,降低成本。The limits of random walk with resting state in random environment
隨機環境中可逗留隨機游動的一些極限性質Effects of uv radiation on biological characters, fungicide resistance and pathogenicity of phythophthora sojae were studied by treated the zoospores of phythophthora sojae with uv radiation
摘要以紫外線照射供試大豆疫黴菌游動孢子誘發突變,研究紫外線對大豆疫黴菌生物學性狀、抗藥性、致病性的影響。The results showed that the relative survival rate of zoospores decreased with the uv radiation time and distance increased, and the uv radiation could reduce the growth rate, survival capacity, pathogenicity and reproduction capacity of phythophthora sojae remarkably
結果表明:游動孢子的相對存活率隨照射距離及時間的延長而降低,紫外線照射使大豆疫黴菌生長速率、生存能力、生殖能力、致病性等都明顯降低。Since these theoretical analyses are based on inviscid potential flow theory, theoretical calculation and computational simulation may complement each other. the hydrodynamics and undulating propulsion of specimens were studied using three dimensional computational fluid dynamics ( cfd ) modeling. the cfd analysis using kinematic model of undulatory dorsal / median fin draws a series of conclusions, which include that the body drag increases significantly with the lateral body oscillation ; the body drag is minimum while the start point of
計算結果表明游動過程中的形體阻力隨側向周期性擺動而增大;當背鰭前端位於身體側向最寬處時,形體阻力具有局部最小值,結論與實驗觀測結果相吻合;在實驗觀測的典型運動參數下,波動面的運動方程中的非對稱因素的出現使推進力增大約1 . 10倍。Dunaliella salina ( d. salina ) belongs to chlorophyta, chlorophyceae, volvocales and its shape and structure are very similar to chlamydomonas reinhardtii ( c. reinhardtii ) except for lacking of cell wall. it is a kind of ellipse or pear - shaped unicellular tolerant alga with the length of six to fifteen um
杜氏鹽藻屬綠藻門綠藻綱團藻目,除缺乏細胞壁外,其形態和結構特徵與衣藻十分相似,是一種原生質裸露的嗜鹽性浮遊單細胞藻,長約6 - 15 m ,呈橢圓形或梨形,有雙鞭毛,能在水中游動。In a paper just published in the lancet, with the provocative title “ secret science : tobacco industry research on smoking behaviour and cigarette toxicity ”, david hammond, of * waterloo university [ 1 ] in canada and neil collishaw and cynthia callard, two members of physicians for a smoke - free canada, a lobby group, criticise the behaviour of british american tobacco ( bat )
新近出版的《柳葉刀》刊登了一篇題目頗具煽動性的論文《秘密科研? ?煙草業開展對吸煙行為和香煙毒性的研究》 ,作者是加拿大沃特魯大學的戴維?哈蒙德以及加拿大一個名為「無煙加拿大醫師」游說團的兩名成員尼爾?科里肖和辛西婭?加拉德。In order to meet the needs of recent research in applied probability, such as finance and insurance, risk theory, random walk theory, queueing theory and branching processes and so on, the concepts of heavy - tailed random variables ( or heavy - tailed distributions ) are introduced. they are one of the important objects many scholars are concerned on. on the other hand, in a risk process, the number of these heavy - tailed variables " occurrence until the time t, i. e. all kinds of counting process, is one of the important objects, which many scholars are studying
在應用概率的許多領域,如金融保險、風險理論、隨機游動理論、排隊論、分支過程等,重尾隨機變量或重尾分佈都是重要的對象之一,另一方面,在一個風險過程中,到t時刻時,這些重尾變量出現的個數,即各種記數過程,也是人們研究的主要對象之一,本文主要對重尾分佈的控制關系與極值過程的跳時點過程的精緻漸近性進行深入的討論。We shall therefore successively discuss the following problems : man ' s dynamic role in war, war and politics, political mobilization for the war of resistance, the object of war, offence within defence, quick decisions within a protracted war, exterior lines within interior lines, initiative, flexibility, planning, mobile warfare, guerrilla warfare, positional warfare, war of annihilation, war of attrition, the possibilities of exploiting the enemy ' s mistakes, the question of decisive engagements in the anti - japanese war, and the army and the people as the foundation of victory
為了這個,我們將依次說明下列的問題:能動性在戰爭中,戰爭和政治,抗戰的政治動員,戰爭的目的,防禦中的進攻,持久中的速決,內線中的外線,主動性,靈活性,計劃性,運動戰,游擊戰,陣地戰,殲滅戰,消耗戰,乘敵之隙的可能性,抗日戰爭的決戰問題,兵民是勝利之本。Autonomous underwater vehicles can mimic locomotion of aquatic animals - fishes that utilize oscillating foils as their propulsive elements. there are overwhelming advantages for them in speed, maneuverability, and noise over conventional man - made propeller
利用仿生水中生物魚類游動原理,可以製造出性能優良的水下推進系統,這種推進系統比現在所利用的螺旋槳在速度、機動性能和噪聲方面更為出色。Because the yili river belongs to plain broad and shallow moving river, the main channel changes greatly and swings to a large range, which leads to river crooked branching river type and s curved, many fork rivers, the river continent and the river beach in river center, alluvial shoal and beach. the width in some section of the river is up to about 3800m. in flood season it causes serious harm to farmland, factories, residents along two sides
由於伊犁河屬于平原游蕩性寬淺河流,主槽變化不定,擺動幅度極大,河道多呈彎曲分叉河型和s型彎道、多叉河、河心洲,河心灘和沖擊淺灘及邊灘,部分河段河床寬度達3800m ,洪水季節對河道兩岸的田地,工廠,居民等造成極大的危害,素有「三十年河東,三十年河西」之稱。Flexibility in dispersal, concentration and shifts of position is a concrete expression of the initiative in guerrilla warfare, whereas rigidness and inertia inevitably lead to passivity and cause unnecessary losses
分散、集中和轉移的靈活性,都是游擊戰爭具體地表現主動性的東西;死板、呆滯,必至陷入被動地位,遭受不必要的損失。I got a job at a zoo feeding giraffes but i was fired because i wasn ' t up to it
我好歹撈到一份游泳池的差事,但是那工作游動性太大。Plastics piping systems for the transport of water intended for human consumption - migration assessment - determination of migration values of plastics pipes
用於輸送人用水的塑料管道系統.游動性評定.游動值的確定The purpose of this study is to provide theoretical and technical support for torenia transgenic hairy root and other molecular researches used by torenia. the comparation and identification of agrobacterium rhizogenes strains were investigated using 3 - ketolactose test, the differential acid production assay and the motility assay
採用3 -酮乳糖產物法、差異酸生成實驗和游動性實驗鑒定6種發根農桿菌供試菌株a4 、 r1205 、 r1000 、 r1601 、 r1022和15834 。Several researchers reported that chironomid larvae is difficult to inactivate using free chlorine at concentrations commonly used in drinking water utilities. in addition, the 1st instar larvae can easily penetrate sand filter and then goes into waterworks reservoir and municipal service pipe due to its motility
1齡搖蚊幼蟲具有較強的游動性,可以穿透濾池進入到清水池中,由於常規的水處理消毒工藝對其難以有效地滅活,在我國一些大中城市的管網水中都曾發現過搖蚊幼蟲。分享友人