火焰平面 的英文怎麼說
中文拼音 [huǒyànpíngmiàn]
火焰平面
英文
flame plane-
Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time
隨后以這幾種重金屬作為實驗毒物，以鯽魚為實驗動物，應用環境生物技術、火焰原子吸收分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等，全面和系統地研究了水環境中重金屬暴露對魚類的毒性影響，初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響，為制定漁業生產上預防性的管理措施提供科學依據，及時避免或減輕重金屬污染對水生生態系統造成的損害。Temperature distribution of pre - mixed steady plane flame and unsteady flame in a combustion bomb are measured on the bench
利用該系統對穩定平面預混火焰和重復性好的非穩定火焰?定容燃燒彈內火焰溫度分佈進行了實驗測量研究。New method for computing premixed planar laminar fla me speed
一種計算預混層流平面火焰速度的新演算法Multi - media shows of self - propelled gun are accomplished including curve simulation, texturing, lighting technology voice effect, flame effect, etc. vii ) distr ibuted real - time dynamics simulation system for virtual self - propelled gun, which is a solid basis for virtual - reality gun, is set up through lan, based on tcp / ip protocol, opengl, client / server, object oriented, etc
在3dmax開發環境中，利用紋理、光照等技術進行了自行火炮的真實感建模，通過曲線擬合，模擬火炮各個部件在發射過程中的運動規律，並結合聲音和炮口火焰效果，實現了自行火炮發射動力學的多媒體描述。 7 、基於tcp ip協議、 opengl 、 client server 、面向對象等技術，在lan平臺上建立了火炮發射動力學分散式實時模擬系統，為研究虛擬火炮打下了堅實基礎。From an elevation of 1000 meters at the north end of the valley, the land slopes down steadily and for 70 miles the floor is below sea level, reaching a low point of - 86 meters at badwater, the lowest point in the western hemisphere and is considered to be one of the hottest places in the world during the summer season. every year between november and april, the weather is perhaps the most suitable for travelers
是日參觀美國面積最大的火焰谷死谷國家公園，包括公園內景色瑰麗的拉培斯基山丘zabreski point ，與全美國最低點的壞水區bad water ，此處低於海平面282尺，雖是全球最熱地區之一，每年十一月至來年四月天氣清涼，為旅遊最佳季節。You are going to explore the most beautiful view of death valley - scotty s castle. enjoy the unrivalled scenery at zabreski point. then, visit the lowest point of the united states - bad water
驅車前往美國面積最大的火焰谷死谷國家公園，參觀斯卡提斯古堡scott s castle景色瑰麗的拉培斯基山丘zabreski point ，以及美國最低的地點，低於海平面- 282 feet以下的壞水區badEspecially, when - bi together with a little carbon black ( cb ) or copper salt is used, the catalytic effect is better ; the flame structures of the double - base propellants containing - bi are similar to the typical plateau double - base propellant, but the combustion temperature distribution has been changed because of adding the - bi ; and the active components of catalysts deposit on the burning surface of propellants and the quenched surfaces of propellants with various catalysts possess different structure
它與銅鹽和少量炭黑（ cb ）復合后，催化效果更優； 2 ， 4 -二羥基苯甲酸鉍加入后，推進劑的火焰結構保持了典型平臺雙基推進劑的結構特徵，但改變了雙基推進劑燃燒波溫度分佈，炭黑和銅鹽的加入對2 ， 4 -二羥基苯甲酸鉍的催化作用有很大影響；催化劑分解的活性組分富集在燃燒表面，不同催化劑使推進劑熄火表面形成不同的結構。P121ng double sides perspective gas fireplace ; combustor ; sit valve ; ceramic simulation logs ; ceramic simulation ashes ; brick plate ; large straight front high temperature resistance glass window ; flame regulator
P121ng雙面透視燃氣壁爐;燃燒室； sit閥體；陶瓷模擬圓木；陶瓷模擬灰燼；磚面板；大視窗平直耐高溫安全前玻璃；火焰調節器。It includes the following aspects : adopting the partial differential equations and neighborhood average smoothing methods to reduce image noises. mapping the rgb three - color and gray scale histogram to study - 3 - the relationship of flame features and temperature field distribution. the methods of calculate important parameters about the average gray value, the flame area and the flame shape center coordinate are given
採用圖象相加、偏微分、鄰域平均等方法來消除圖象噪聲；繪制圖象的r 、 g 、 b三色直方圖來研究火焰幅度特徵分佈與溫度分佈的關系；給出計算平均灰度、火焰面積大小、火焰形心坐標等重要參數的方法；用彩色等溫區或等溫線重構溫度場分佈。Abstract : a numerical model and experiments over pmma are used to evaluate the main assumptions used in the theoretical description of a diffusion flame established in a natural boundary layer. flow characteristics ( 2 - d boundary layer ) and surface thermal balance are identified as the critical assumptions to be evaluated. comparison of experiments, numerical results, and theoretical model serve to validate the assumptions leading to the definition of a mass transfer number but establish the need to model all three - dimensional features of the flow
文摘:對pmma進行數字模擬和試驗，對描述自然邊界層擴散火焰理論的假設進行評價.我們把流動特性（二維邊界層）和表面熱平衡作為評價的關鍵假設.試驗、數字模擬和理論模型證實了對質量傳遞數值定義的假設是正確的，但研究也表明，有必要對流動特性進行三維模擬Reaction to fire tests - horizontal surface spread of flame on floor - covering systems - determination of the burning behaviour using a radiant heat source
著火試驗反應.地板覆蓋物上火焰的水平面擴展.用輻射熱源測定燃燒性能分享友人