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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 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。
- The fox went to ground under a rocky escarpment. 狐狸钻进了石崖下面的洞里。
- Because of its low cost, high space utilization ratio,reliable equipment running, easy operation and good work environment, the rack type of ground concentrate bin is adopted in the mineral processing plant of Wengfu Phosphate Mine. 瓮福磷矿选矿厂精矿仓首次采用网架式地面矿仓,造价低,空间利用率高,设备运行平稳可靠,操作灵活方便,工作环境好。
- ground concentration improvement per unit investment 单位投资地面浓度改善水平
- The ground was covered with ferns. 地面上长满了羊齿植物。
- He lifted a pail of water from the ground. 他把一桶水从地上提了起来。
- Rachel who died last week was still above ground. 雷切尔上星期去世,现在还没安葬。
- This car really comes into its own on rough ground. 这辆汽车在颠簸的路上才真正显示出它独特的性能。
- They put some wreathes on the ground. 他们把一些花环放在地上。
- The ground was ploughed and planted with corn. 地翻耕后种上了玉米。
- He takes his ground on intuition. 他的意见是凭直觉。
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- A good hot summer could dry the ground out. 一个炎热的夏天可以将大地干透。
- Bob pecked at the hard ground with a pickaxe. 鲍勃用鹤嘴锄在坚硬的地面上挖掘。
- The fence posts were fixed firmly in the ground. 栅栏的立柱牢牢地固定在地上。
- The ground is shut in by a wire fence. 那块地被铁丝篱笆围住。
- Last winter the snow lay thick on the ground. 去年冬天,地上积雪很厚。