safe well yield 中文意思是什麼

safe well yield 解釋
安全單井產量
  • safe : adj 1 安全的，安穩的；無危險的。2 確實的，一定的。3 安全，平安〈作 arrive come 等的述語用〉。4 謹...
  • well : n 1 井。2 泉水；源頭，來源。3 坑，穴，凹處；【礦物】礦井，豎坑；【軍事】（地雷的）井坑；【建築】...
  • yield : vt 1 生出，產生（作物、報酬、利益等）。2 給與，讓與；讓渡；放棄（權利、地位等）；交出。3 承認。4 ...
  1. Development of water - saving agriculture, dry fanning and ecological agriculture, construction of fine quality product centers of gain, cotton, oil and tobacco, well - bred breeding, reform of middle and low yield fields, small watershed control, processing and storage of agricultural and sideline products, production of high - efficiency low toxicity and safe biological pesticide, construction of livestock breeding centers

    節水農業、旱作農業、生態農業開發，糧、棉、油、煙優質產品基地建設，良種繁育，中低產田改造，小流域治理，農副產品加工貯藏，高效、低毒、安全生物農藥及高效有機肥生產、養殖業基地建設等。
  2. China is not only densely populated, but depends heavily on agriculture as well. in recent years, china ' s average total yield is about 500 million tons, of which 20 % has a moisture content higher than that for safe storage and around 85 millions tons needs drying

    我國是一個人口大國，同時也是一個農業大國，我國的糧食總產量近年大約平均有5億噸，每年收獲的糧食有20屬高水分，約有8500萬噸需要乾燥。
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