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- Base on this,Offer the idea of total and part of the mine optimization consider of the grade distribution and mining methods,then implement it by computer software system. 在此基础上,结合矿山的品位分布和采矿方法,提出整体优化和部分优化的思路,并通过计算机软件系统实现。
- In this paper,the fractal characteristics of grade distribution in a phosphate deposite are investigated.Its principle and calculation method of fractal dimension are also described. 应用分形几何理论探讨了某磷矿床品位分布的分形特征，阐述了其分维数的计算原理、方法和计算结果。
- Systematic grading distribution of sex for seed plants, gender plasticity and the cause leading to sex reversion are all introduced. 介绍了种子植物性别的可塑性和影响植物性别逆转的原因,比较了裸子植物和被子植物性别类型和繁育系统的异同。
- The eluvial soils on slopes where surface flow occurs are mainly clayey soils with some blocks or debris.They have good grading distribution and a thin soil horizon. 发生坡面流的斜坡残 坡积土主要为粘性土，含少量块石或碎石，级配较好，且土层厚度小。
- 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。
- 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。
- Study on Grade Distribution of Chambishi Copper Ore Using Geological Statistics 谦比西铜矿石品位分布的地质统计学研究
- URANIUM GRADE DISTRIBUTION AND RESERVES ESTIMATION OF URANIUM MINE IN CHINA 我国铀矿山品位分布及其储量估值
- 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。
- The distribution of the magazine is 2000. 该杂志的销售量为2000份。
- 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。
- indicative benchmark for grading distribution 评级分布比率
- 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。
- We have a good product but our distribution is bad. 我们的产品很好,但销售情况不佳。
