垂直象幅 的英文怎麼說
中文拼音 [chuízhíxiàngfú]
垂直象幅
英文
vertical frame-
In scanning, the technique of using more than one vertical scan to reproduce a complete image. in television, 2 : 1 interlace is used, giving two vertical scans ( fields ) per frame ; one field scans odd lines, and one field scans the even lines of the frame
利用多次垂直掃描來重顯一幅完整圖象的掃描技術。電視中使用2 ： 1的交錯率，即每幀分兩場，垂直掃描兩次，一場掃描奇數行，另一場掃描偶數行。In scanning, the technique of using more than one vertical scan to reproduce a complete image
利用多次垂直掃描來重顯一幅完整圖象的掃描技術。It was really a lovely day, the first dandelions making suns, the first daisies so white. the hazel thicket was a lace - work, of half - open leaves, and the last dusty perpendicular of the catkins
蒲公英開著太陽似的花，新出的雛菊花是棕的自，擦樹的茂林，半開的葉子中雜著塵灰顏色的垂直花絮，好象是一幅花邊。An atmosphere structure constant cn2 model, which varies with height, is presented based on itu - r amplitude scintillation model, existing itu - r optical cn2 model and meteorologic measurement relative humidity and temperature profile data, at 10 ~ 30ghz. the log - amplitude scintillation deviation calculated in terms of the cn2 model based on humidity and temperature vertical profile compare with values predicted by means of itu - r and ortgies model. it is emerged that the calculation results based on the cn2 model agree almost with prediction results by itu - r and ortgies model at 10 ~ 30ghz and there is an advantage that relative humidity and temperature varied with height has be considered in the cn2 model
根據光波段的itu - rc _ n ~ 2模型， itu - r幅度閃爍標準偏差模型，和溫度和相對濕度隨高度變化的氣象數據，在10 30ghz ，分析得到了大氣結構常數c _ n ~ 2隨高度變化的模型；並根據溫度和濕度垂直分佈數據計算了對數幅度閃爍_ x ，還與itu - r和ortgies模型的預測結果進行了比較，結果表明，在10 30ghz ，用該c _ n ~ 2模型計算的結果和用itu - r及ortgies模型預測的值符合較好，且在用c _ n ~ 2模型計算時考慮了溫度和相對濕度隨高度變化關系。分享友人