膘厚 的英文怎麼說
中文拼音 [hòu]-
The formula of selection index and mating combination were mainly made by two characters, daily gain and backfat, and inbreeding coefficient of offsprings, respectively
其選擇指數公式的確立主要依據日增重，背膘厚這兩個主選性狀，選配計劃的制訂主要根據後代近交系數。Over the past 20 years, breeding companies have done a tremendous job in increasing growth rates and reducing backfat levels in market animals
在過去的20多年裡，育種公司已經做了大量的工作，提高了商品豬的生長速度，降低了背膘厚。At the daxing resources food city, collect three dimention images of 80 lives pig, after a series of image processing, withdraw some characteristic parameters, then build up and train the bp neural network, output to back fat thickness, lean meat rate, slaughter rate and pork grade
摘要在大興資源食品城，採集80頭活體豬的三維圖片，經過一系列的數字圖像處理后，提取出特徵參數，然後建立和訓練bp神經網路，輸出背膘厚、瘦肉率、屠宰率以及豬肉等級。
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