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- Measurements of ground concentration reveal that as the densimetic Froude number grows, the lower flammability distance (LFD) increases. 但随著下游距离增加，云团持续扩散，使得云团最大浓度之差异性变小。
- The proposed Project has small impact on ambient air. Under normal condition, the maximum ground concentration of each pollutant is far less than 10% of standard value. 拟建项目对环境空气的影响较小，正常工况时各污染物最大落地浓度均远小于标准值的10%25。
- Gauss oint ource model is used to forecast the ground concentration of SO2 produced in petrochemical industry and fuzzy mathematics method is used to calculate air quality. 利用高斯点源模型对石油化工行业造成的SO2地面浓度进行预测。利用模糊数学法进行环境空气质量预测。
- The new grinding machine passed all tests. 这台新磨床通过了所有的试验。
- The formula for appearance distance of maximal concentration on the ground between two small distance chimneys was deducted from the formula of ground concentration of air pollutants. 通过大气污染物地面浓度计算公式,导出两根小间距烟囱大气污染物最大落地浓度出现距离的计算式,并给出二分法求解最大落地浓度及其出现距离的方法。
- I need a holiday as a relief from the daily grind. 我需要休假以摆脱单调的日常工作。
- He is assigned a room on the grind floor. 他分配到底层一间房子。
- They are grinding wheat into flour. 他们正在把小麦磨成面粉。
- It won't grind down any finer than this. 不能磨得比这个再细了。
- He loses his balance and fall to the grind. 他失去平衡，摔倒在地。
- God's mill grind slow, but sure. 天网恢恢，疏而不漏。
- We grind up the wheat to make flour. 我们把小麦磨成面粉。
- His area of concentration is nuclear physics. 他的专门研究范围是原子物理学。
- The drug affects one's power(s) of concentration. 这种药影响人精神不能集中。
- I have to grind the knife; it is blunt. 我得磨刀;它钝了。
- He managed to grind out a few lines. 他搜肠刮肚勉强写了几句诗。
- There is a concentration of people in big cities. 大城市人口集中。
- He is grinding away for the examination. 他正在拼命用功准备考试。
- Grind up the wheat to make flour. 磨碎麦子制成面粉。
- The strike brought industry grinding to a halt. 由於罢工生产逐渐停顿下来。
