The fields give high and stable yields regardless of climatic circumstances.
不管气候条件如何，这些地保持着高产稳产。
The system is developed for experiments and studies to gain high and stable yields in the cultivation of corn.
本系统是为玉米高产、稳产栽培试验研究而编制的。
Photocopy of high precision circular gratings with high and stable yields is the only way to meet the domestic needs which increase gradually.
稳产高产复制高精度圆光栅是满足国内日趋扩大的需求量的唯一途径。
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