您要查找的是不是：
- Perfect grade and grayness engraving. 完美的坡度雕刻、灰度图雕刻。
- The description and classification of rocks. 岩相学，岩类学对岩石的描述和分类
- Smoking was related to gender, grade and specialty. 性别、年级、专业与现在是否吸烟有关。
- He flunked 6th grade and had take classes again. 他六年级留级了，必须重新修课。
- grading and classification teaching 分级分类教学
- I mooned my way through grade and high school. 我糊里糊涂读完了五年级和中学。
- The microscopic study, description, and classification of rock. 岩性学对岩石的微观研究、描绘和分类
- Start secondary education in seventh grade and end it after tenth. 中等教育从7年级开始，在10年级之后结束。
- The question is one of mere language and classification. 问题仅在于用词和分 类的不同。
- There is no consensus on the diagnosis and classification of BMS. 目前还没有BMS统一的诊断和分类。
- Key points: texture, structure and classification of igneous rocks. 重点：岩浆岩的分类、结构和构造.
- Last semester I taught third grade and this semester, fourth grade. 上学期我教的是三年级,这学期教四年级。
- Distinctive, decorous grade and brand-new life interest. 独特、高雅的品位与崭新的生活情趣。
- And careful alluring cultured is a kind of grade and consideration. 而小心的诱惑讲究的则是一种品位和关怀。
- To understand the etiology, pathogenesis and classification criteria of uremia. 了解尿毒症的病因、发病机理及肾功能不全的分期标准。
- grade and classification 分等定级
- The effect of C is large for aerial image segmentation and classification. 航空影像纹理分类和分割对常数C敏感；
- Studying showed sericite concentrats in fine grain size.Concentrate grade over 90% is obtained by churning, grinding, and classification. 试验研究表明：绢云母富集于细粒中，通过捣浆、磨矿、分级可以获得绢云母含量大于90%25的精矿；
- The basic clew of system building for basin water right allocation is suggested as grade in vertical orientation and classification in horizontal direction. 提出的流域水权配置体系建设的基本思路为:纵向分级、横向分类。
- The captain jumped several grades and now was a colonel. 这名上尉一连跳过了好几级，现在是上校了。
