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- The research has been carried out shout laser and densimeter methods systematically, it will establish basis for the laser analyzer applying to soil granulometric grading experiment. 本文对激光粒度仪与密度计法的相关性、试验结果的相互转化关系进行了系统的研究，为激光粒度仪在土工颗粒分析中的成功应用奠定基础。
- Pupils who pass the test will be promoted to the next higher grade. 小学生只要考试及格就会升到高年级。
- granulometric grading 颗粒分析
- He's not in the first grade as a musician. 他不是第一流的音乐家。
- Business is now on the up grade. 目前生意蒸蒸日上。
- Pupils with 90% or more are awarded Grade A. 满90分的学生评为甲等。
- The sixth grade saw an educational film yesterday. 六年级学生昨天看了一部教育片。
- He received a failing grade on the term paper. 他的期末报告不及格。
- Red and yellow grade into orange. 红与黄混合成橘黄。
- The twins will enter the fourth grade this fall. 这对双胞胎今年秋季将升到四年级。
- Their marriage is on the down grade. 他们的婚姻关系每况愈下。
- The trial flight has made the grade. 试飞成功。
- The naughty boy had to repeat the fifth grade. 这个顽皮的男孩不得不重读五年级。
- He ranks among the best pupils of his grade. 他是他们班级最好的学生之一。
- A person who has achieved this grade. 特等射手取得这种等级的人
- Got a bum deal on my final grade for the course. 这门课我最后得了一个不公平的分数
- He is very downhearted about the poor grade he got in school. 他对糟糕的学业成绩感到十分沮丧。
- She grade down her buying when uncertain about one's future. 由于前途未卜她因而减少购买数量。
- The teacher spent all weekend grading the children's papers. 那位教师花了整个周末给孩子们的试卷打分数。
- A low number; a low grade of oil. 一个小的数; 低级油
