“grade”的概念、定义、翻译、参考文献-科学参考

单词	grade
释义	grade Encyclopedia 工学〔选矿产品及工艺指标〕释 grade品位矿石（或选矿产品）中有用组分（元素或化合物）或有用矿物的单位含量。是矿石和选矿产品的主要质量指标。理学矿产勘查释 grade矿石品位矿石中有用组分的含量。 Physics ＞理论物理学＞数学物理＞释义陈数Chern number degree阶 grade①等级 ②坡度 Mathematics grade分次，等级
随便看	cross-hole geological radar measurement cross hole geological radar method cross-hole seismic crosshole seismic tomography cross identification cross-incompatibility cross infection crossing crossing beam crossing-belt sorting machine crossing brackets crossing brackets, CBs crossing-category word Crossing in the Same Ferryboat crossing line crossing number crossing point crossing sequence crossing speed for turnout crossing straight lines crossing symmetry crossing the desert problem Crossing the North of the Yellow River Crossing the Yangtze River Campaign Memorial Hall (Anhui Celebrity Museum) crossing time

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。