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- Aimming at the problems presented in application of flue dust sampling instrument with auto-pitot tube parallel measurement,a solve method is introduced. 针对自动皮托管平行测速烟尘采样仪在使用中经常出现的几个问题,提出了相应的解决方法,实际应用结果表明,这些方法具有很好的效果。
- Aimming at the problems presented in application of flue dust sampling instrument with auto-pitot tube parallel measurement,a solve method is introduced.Practice indicates that it is effective. 针对自动皮托管平行测速烟尘采样仪在使用中经常出现的几个问题,提出了相应的解决方法,实际应用结果表明,这些方法具有很好的效果。
- Stardust's cometary and interstellar dust samples will help provide answers to fundamental questions about the origins of the solar system. 星团的采样的彗星和星际尘埃样本将有助于回答关于太阳系起源的一些基本问题。
- In this paper,dust sampled from the air-conditioner sieves were analyzed by FTIR,XRD and SEM. 为此,采用红外光谱、X射线衍射、扫描电镜等手段对河南博物院空调滤网上的粉尘进行了成分分析和形貌分析。
- Whereas the cometary samples are relatively easy to extract from the collector plates, that is not the case for the interstellar dust samples. 与从收集盘相对容易的提取出彗星样品不同，星际尘埃要困难得多。
- The chemical analysis results show that except Zn, Cu and Ba the concentration of all other heavy metals is highest of dust samples in the northern segment. 样品重金属含量分析结果显示，除了Zn、Cu和Ba以外，其它重金属的含量北段均高于其它各段。
- Characterization is made of two coal dust samples and several types of coal dust restrainer have been developed based on surface behavior of dust particle. 对采自神华集团选煤厂的两个煤尘进行了性质表征,并基于其表面性质特点开发出了几种抑尘剂。
- The motor car disappeared in eddy of dust. 汽车在一片扬尘的涡流中不见了。
- The forest will act as a defense against desert dust. 森林能起防御沙漠灰沙的作用。
- The car raised quite a dust as we drove off. 我们走时车子扬起了一阵尘土。
- A filter traps dust from the air. 过滤网可存住空气中的尘埃。
- The paper analyses composition of the dust samples taken from the atmosphere and different origins, concluded main characteristic factors of TSP and PM10 and the effect of different origins. 本文通过对抚顺市大气颗粒物及不同排放源样品成分谱的分析,概括出了TSP和PM10的主要组成特征元素以及不同排放源对其的贡献。
- How many enemies bit the dust in the battle? 在这次战斗中打死了多少敌人？
- The city lay in the dust after the battle. 战斗结束后，全城成为废墟。
- The dust on the shelf show up in the sunlight. 在阳光照射下能看见架子上有灰尘。
- He flicked away the dust with a cloth. 他用一块布拂去灰尘。
- Dust the repair to prevent adhesion to outer cover. 清整修补处以防与外胎粘连。
- Dust thou art, and unto dust shalt thou return. 你本是尘土就该归於尘土。
- My briefcase was beginning to gather dust. 我的手提箱不怎么使用了。
- The relic, when exposed to air, turned to dust. 这件文物，接触空气之后，变成了粉末。
