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- The DTA and activity comparison experiment shows that its thermal activity is superior to the ordinary commercial calcium carbonate.This process is expanding the application of phosphogypsum. DTA实验和活性比较实验表明它的热活性要优于普通市售碳酸钙,该工艺拓展了磷石膏的应用途径。
- The results show that the pozzolanic activity of thermal activated coal gangue in the north of China is stronger than that in the south. 结果表明:我国北方热激发煤矸石的活性普遍高于南方热激发煤矸石;
- The ultra-molecule of polyethylene glycols(PEG)has some extent phase change after heating and cooling cycles.The change of macroscopical properties leads to special thermal activity. 在对聚乙二醇(PEG)进行冷热循环处理时,其超分子结构会发生某种相的转变,从而改变宏观性质而具有特殊的蓄热调温性能。
- Characteristic analysis on different thermal active surfaces in canopy gap of tropical secondary forest. 热带次生林林窗不同热力作用面特征分析。
- Temperature characteristics of different thermal active surfaces near edge of tropical rain forest. 热带雨林林缘不同热力作用面热力特征初探
- Changing of the coordination of Si and Al in the thermal activation and the gelatification of gangue improves the gangue usage. 研究表明,在煤矸石热活化和水泥制备过程中六配位的铝逐渐转变为四配位的铝。
- The experiments on thermal activation of red mudstone have been made and the colourity,color stability and mechanical properties of red cement with red mudstone were tested. 进行红泥岩的热活化试验,对红泥岩红色水泥的色度、色彩稳定性及其力学性能进行测试。
- Several exploitation methods for tapping NGH have been suggested, such as thermal activation, pressure releasing, chemical inhibitor, replacement and slurry mining. 现有的多种天然气水合物开采方案,如热激法、减压法、化学抑制剂法、置换法和混合开采法等。
- A quantitative relationship has been obtained through thermal activation analysis, which can discribe fully the transition caused by loading rate or by tempera... 该关系初步描述了由于速率和温度引起的韧脆性转化过程。
- The application of nitrous oxide-acetylene flame atomic absorbance spectral method to measure the content of calcium in positive powder of thermal activated batteries is studied. 简述了用一氧化二氮乙炔火焰原子吸收光谱法测定热激活电池正极粉中钙含量。
- The office has been humming with activity. 办公室一直忙着搞活动。
- The threat of war has depressed business activity. 战争的威胁使经济萧条。
- There has been a lot of activity in the town today. 今天市中心相当热闹。
- The town was humming with activity. 该市镇生气勃勃,呈现一片热闹的景象。
- By comparing the pyrolysis process of PAN in Ar with that in vacuum, it is found that the thermal activation energy in vacuum is lower than that in Ar, which indicates that the vacuum atmosphere favors the degradation reaction. 通过比较聚丙烯腈在氩气和真空氛围下的热解,可以得出聚丙烯腈在真空氛围中的热解反应活化能低于氩气氛围中的活化能,说明真空氛围能够降低热解反应的温度,加速反应的进行。
- Some coecivity theories based on the different defect models, such as the nucleation theory, the pinning theory, the thermal activation theory, and the starting field theory are briefly reviewed. 摘要综述了建立在不同缺陷模型基础上的烧结钕铁硼永磁体矫顽力的成核理论、热激活理论、钉扎理论和发动场理论等;
- Stamp collecting is my favorite activity. 集邮是我最喜爱的消遣。
- Affleck, I. "A Unified Description of Tunneling and Thermally Activated Escape." Phys. Rev. Lett. 46 (1981): 388. 隧道现象和热活动逃脱的一个统一性描述。〉,《物理》修订版通信.;46(1981):388
- The store was a scene of great activity. 这家商店顾客盈门。
- The negative temperature coefficient(NTC) effect of resistivity corresponded to thermal activation conduction mechanism, while the positive temperature coefficient(PTC) effect w... 分析了硫化胶的导电机制;讨论了阻温关系发生移动的原因.
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries