1.
For many years, the people in exploration dust government method continuously reduce the dust, the improvement work environment, but the effect is not very ideal.
许多年来,人们一直在探索粉尘治理的妙方,以寻求降低粉尘、善作业环境,但效果不很理想。
2.
The seam water injection is an effective measure to control coal dust concentration.
煤层注水是降低矿井粉尘浓度的有效措施之一。
3.
Research on Tunnel Dust Settlement Rule and Reprinting Spraying Dust Removing System;
巷道粉尘沉降规律与转载点喷雾降尘系统研究
4.
Reduction of Dust Emission by Double-zone ESP
双区电除尘器降低锅炉烟尘排放浓度
5.
Experimental Research of Gas Flow Distribution and Dust Sedimentation;
气流分布与粉尘沉降规律的试验研究
6.
Study on the Free Dropping Velocity of Fiber-Particle;
纤维性粉尘自由沉降速度问题的研究
7.
Research on the Law of Coal Dust Settling at Transfer Point and Simulation Analysis
煤炭运输转载点粉尘沉降规律的研究
8.
Degradation of Methylene Blue by Acidic Leaching Solution of Steelmaking Flue Dust-Fenton Method
炼钢粉尘酸浸液-Fenton法降解亚甲基蓝
9.
atmospheric moisture or dust or smoke that causes reduced visibility.
大气的湿气或灰尘或烟尘造成的能见度降低。
10.
Determination of the minimum ignition temperature of dust cloud
GB/T16429-1996粉尘云最低着火温度测定方法
11.
The sand in the air reduced visibility to a hundred yards.
空中的沙尘将能见距离降低到100 码。
12.
Introducing Vacuum Negative-pressure Technique and Reducing Coal Dust Problem in Fully Mechanized Caving Face
引进真空负压技术 降低综放面煤尘
13.
SOURCE DISTRIBUTIONS, EMISSION, TRANSPORT, DEPOSITION OF ASIAN DUST AND LOESS ACCUMULATION
亚洲粉尘的源区分布、释放、输送、沉降与黄土堆积
14.
Theoretic Analysis on the Collecting Efficiency of ESP with the High Resistivity Plates for the Low Resistivity Dust
高电阻率收尘极板有利于收集低比电阻粉尘的理论分析
15.
Determination of the minimum ignition temperature of dust layer
GB/T16430-1996粉尘层最低着火温度的测定方法
16.
Research on the Lead Dust Discharge Reduced by ESP in Storage Battery Production Process
利用电除尘器降低蓄电池生产中铅尘排放量研究
17.
over 1,900 construction worksites have been covered in order to lower dust pollution;
1900多个施工工地被“包”了起来，以降低扬尘污染；
18.
The higher the a-amylase activity, the lower the Falling Number.
a-淀粉酶活性越高,下降数就越低。