“虫口密度”的概念、定义、翻译、参考文献-科学参考

单词	虫口密度
释义	虫口密度 Encyclopedia 农学虫口密度释 population density of pest虫口密度一定时间和空间单位上某一种昆虫种群的绝对数量或相对数量。又称害虫种群密度。
随便看	optical burst switching，OBS optical cable optical camera optical camouflage optical cavity optical celestial navigation optical cement optical center optical ceramics optical chaos optical characteristics measurement optical character reader optical character reader, OCR optical character reader,OCR optical character recognition optical Chinese character recognition optical chip optical chromatography optical circuit switching，OCS optical circulator optical clock optical coating optical coatings optical code division switching，OCDS optical coherence tomography

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。