I can concentrate with the intensity of a beam of sunshine focused through a magnifying glass [n].

我能以放大镜聚焦一束太阳光那样的强度来聚精会神。

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The measuring method is low precision N inefficient and strong intensity of labour.

这种测量方法测量精度低、效率差、劳动强度大。

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Compared with SPAD readings, the normalized redness intensity (NRI), with a high rvalue of 0.541-0.780 with conventional N parameters, could better express the N status of rice.

红光标准化值与叶绿素仪SPAD读数相比能更好地表征水稻幼穗期的氮素营养状况， 与常规测试指标的相关系数介于0.541～0.780之间。

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Compared with SPAD readings, the normalized redness intensity (NRI), with a high rvalue of 0.541-0.780 with conventional N parameters, could better express the N status of rice.

红光标准化值与叶绿素仪SPAD读数相比能更好地表征水稻幼穗期的氮素营养状况， 与常规测试指标的相关系数介于0.541～0.780之间。

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