介词短语
中文翻译：在较低的
同义词：
['在较低的N使用率下例句：1. At lower rates of N application', 'the growth rate of the plant is significantly reduced.（在较低的N应用率下，植物的生长速率显著降低。）']
例句：
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1. At lower rates of N application, the growth rate of the plant is significantly reduced.
在较低的N应用率下，植物的生长速率显著降低。
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2.The company plans to reduce its use of N at lower rates in order to minimize environmental impact.
该公司计划以较低的N使用率减少其使用，以最小化环境影响。
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3.In this study, we found that at lower rates of N application, the plant's growth was notably slower.
在这项研究中，我们发现在较低的N应用率下，植物的生长明显较慢。