“林带透风系数”的概念、定义、翻译、参考文献-科学参考

单词	林带透风系数
释义	林带透风系数 Encyclopedia 农学林带透风系数释 permeability of shelterbelts林带透风系数当风向垂直于林带时，背风面林带高度以下空间的平均风速与本地区旷野同一高度平均风速之比。以小数或者百分数表示，是评价林带防风效应优劣的重要参数。与疏透度，即林带纵断面的透光面积与其纵断面的总面积的比值相关。又称透风度。
随便看	metrological metrological accreditation metrological authorization metrological equipment for magnetic characteristics of materials metrological history of the People's Republic of China metrological management metrological standards for magnetic characteristics of materials metrological supervision metrological supervision of quantity of goods metrological traceability metrological traceability analysis of pharmaceutical laboratory metrological verification metrological verification regulation metrological verification scheme metrology Metrology Assurance Outline of Model metrologyfor electromagnetism metrology for fiber-optical communication and sensing metrology for laser industry metrology for light emitting diode light source properties metrology for solar photovoltaics metrology in chemistry metrology in magnetism metrology in the field of time and frequency metrology law

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。