The evaluation method is scientific and practical by verification, which can act as a source of reference of theory and method study about farming land resources evaluation.
经验证，评估方法科学实用，对农用土地资源估价理论和方法研究具有重要的借鉴意义。
Theoretically, this study serves as a reference for a better understanding of the nature of human language systems, especially for language iconicity.
本研究对于认识语言本质、特别是语音象似性特征具有一定的参考价值。
This study can be used as a reference for development of similar gas fields.
对非常规气田的研究和探讨，对类似气田的开发具有一定的借鉴意义。
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