的影响，为不同环境水体中有机物挥发速率的研究提供了一定基础。
The results provide useful information for the study of volatility rate of volatile organic constituents in different aquatic environments.
试验结果表明，在三种不同水分含量条件下（10％、15％、20％），涂层尿素施入土壤后氨挥发速率均比普遍尿素低；
Results showed that the rate of ammonia volatilization of coated-urea was lower than common urea under different water content conditions (10%. 15%. and 20%).
除了通常人们所需要的基本原理外，“两维制墨方法”主要是牢记原材料的溶解度、氢键力、表面张力和挥发速率等。
In addition to one basic principle, " two-dimensional ink method " mainly bear in mind the solubility of raw materials, hydrogen bonds, surface tension and volatile rate, etc.
随施磷量增加，氨挥发速率峰值增高。
The peak of ammonia volatilization rate increased with the increase of phosphorus fertilizer application.
单施N、P的氨挥发速率进入灌浆期后开始大幅度增加，单施M的氨挥发速率进入成熟期才大幅度增加。
In the condition of single application N or P, ammonia volatilization rate increased sharply from filling stage, while that of M did not occure until ripening stage.
根据以前工作推导出的计算真空熔融合金中微量元素挥发速率的公式，对铁基合金制作了数表。
On the basis of former formula for calculating vaporization rate constant a digital table was made for iron based alloys.
进而讨论了溶剂的含量、溶解度参数、混合溶剂挥发速率对碳系填充型导电高分子聚合物导电性能的影响。
The effects of the content of solvent and the solubility parameter of solvent on the conductivity of the carbon filled conductive composites are discussed.
结果表明，丙醇钽、丁醇钽和乙醇铌的蒸汽压大小能够满足化学气相沉积的要求，有足够的挥发速率。
The results show that the vapour pressure and the mass loss rate of tantalum propoxide, tantalum butoxide and niobium ethoxide are suited for chemical vapor deposition.
当等量尿素追施入不同施磷处理土壤后，氨挥发速率出现规律变化。
Ammonia volatilization appears regular change in the condition of the same amount of urea applied to the soil with different treatments of phosphorus fertilizer application.
结果表明：氮添加处理和水氮添加处理显著促进了氨挥发（P<0.05），最大氨挥发速率显著高于对照；
Treatments N and WN promoted the ammonia volatilization significantly, and the maximum ammonia volatilization rate was significantly higher than that of the control (P<0.05).
本文采用气液双膜模型和大连湾水文参数，对大连湾检测出的挥发性有机物的挥发速率常数进行估算。
The two film mass transfer model was used to estimate the volatilization coefficients and half life of the fourteen volatile organic chemicals(VOCs) detected in Dalian Bay.
控制点是漆酶的催化活性和水分的挥发速率；
The most important are to control the catalytic activity of enzyme and moisture evaporation rate.
发展了反模型方法，依据出口气体的浓度变化计算某种基体中的金属挥发速率。
An inverse model is developed to permit the calculation, for any kind of matrix, of the metal's rate of vaporization from the concentration profile of gas at the outlet.
结果显示，雪、水中P-DCB的挥发速率相当迅速，土壤中P-DCB的挥发速率相对较慢，但都服从一级反应动力学方程；
The study indicated that the volatilization of P-DCB was very rapid with a high rate and obeyed to the first-rank reactive dynamics equation.
用四种挥发模式对挥发性有机物总浓度-时间关系做回归分析，同时计算出表面挥发速率。
The relation between the total VOCs concentration and time was regressed by four emission models and the surface emission rate was calculated.
盐渍化类型和程度显著影响氨挥发速率；
The type and extent of soil salinization affect the evaporation rate of ammonia significantly.
元素的饱和蒸气压力越大，气化温度对其挥发速率影响也越明显。
And the higher saturated vapor pressure of trace elements is, the greater effect gasification temperature has on mass transfer coefficient of trace elements.
作者利用计算得到的钛铝合金中钛、铝的活度系数，计算了钛铝合金熔体中钛、铝元素的挥发损失速率。
In this paper, the evaporation loss rate of Ti and Al in TiAl alloy melt was calculated with the aid of activity coefficient of Ti, Al.
意思就是化学物质蒸发的速率，挥发度随温度升高而升高，遂压力增大而减小。拉丁文为飞走的意思。
Rate at which a chemical will evaporate. Volatility increases with temperature and decreases with pressure. Latin for, to fly away.
意思就是化学物质蒸发的速率，挥发度随温度升高而升高，遂压力增大而减小。
Rate at which a chemical will evaporate. Volatility increases with temperature and decreases with pressure.
模拟结果表明，较细的煤粉颗粒升温速率快，挥发分产量高、释放速率快；
The simulation results indicate that finer pulverized coal can be heated up faster, more volatiles can be produced and they can be released faster from f
挥发酸的反硝化速率比相应的醇类为高。
The VFAs gave a higher rate ofdenittification than their corresponding alcohols.
“我们在同时会影响所有的挥发物的很宽的冷却速率范围内考察了许多因素，才提出了正确的成分比例。”詹姆斯·范·尔曼说。
"We looked at many factors over a wide range of cooling rates that would affected all the volatiles simultaneously and came up with the right mix, "said James Van Orman.
化学吸收比真空抽吸和压缩空气吹扫对挥发性污染物具有更高的去除率；挥发性污染物的传质速率与膜性能有关；
The experimental results showed that the mass transfer rate of volatile pollutants was independent on concentration and absorption solution, but dependent on membrane property;
研究结果表明，挥发性污染物的传质速率与吸收液的浓度和流量无关；
The experimental results showed that the mass transfer rate of volatile pollutants was independent on concentration and absorption solution, but dependent
根据计算结果，得出挥发分与活化能和最大失重速率峰温的函数关系。
The function relations of volatile and E and volatile and tiptop temperature of pyrolysis.
MFS存储器与其它不挥发性存储器相比在数据传输速率、疲劳特性和工作电压等方面有更大的优点。
It has much more superior characteristic than that of other nonvolatile memories and so forth in terms of data transfer rate, fatigue characteristic, operating voltage etc.
热解升温速率和压力对镜质组和丝质组的挥发分收率略有影响。
Pyrolysis pressure and heating rate showed little effect on the yield of volatile matter of macerals.
众所周知铀金属是一种低挥发性的难熔金属，因此为产生足够高的蒸发速率需要把金属表面加热至很高的温度。
Known as a kind of refractory metals , uranium has a low volatility. It is essential to heat its surface to very high temperature. While big gap between M.
一般在310-320℃范围内挥发分析出达到最大，在520-530℃范围内，煤焦燃烧失重速率最大。
Devolatilization is the fastest in 310-320℃ and weight loss rate of char combustion is the most in 520-530℃.
$firstVoiceSent
- 来自原声例句
请问您想要如何调整此模块？
感谢您的反馈，我们会尽快进行适当修改！
请问您想要如何调整此模块？
感谢您的反馈，我们会尽快进行适当修改！后使用快捷导航没有帐号？
只需一步，快速开始
查看: 505|回复: 0
煤热解时加热速率对失重的影响
阅读权限10
主题好友积分
签到天数: 1 天连续签到: 1 天
注册海川吧，与350万海川共分享
才可以下载或查看，没有帐号？
煤热解时，为什么加热速率越快，失重速率也越大，总失重量也越来越大？是因为煤中挥发分的影响么？
上一篇：下一篇：& &
发起有意义的议题
已有&0&人打赏作者
【石化深加工版——分享化工设备图片】大神看这是什么设备？[每周一图]催化焦化重整油品调和版（2017年4月第五图）皮带秤上为什么要用温度开关？【奇葩安全隐患第二季】096人的反应和物体回弹哪个快
楼下看到的各色花
联系电话：0
周一至周五：
9:00-17:00
客服信箱：
海川1号QQ群：
海川2号QQ群：
微信扫一扫
关注海川订阅号：
广告投放&事务
事务联系邮箱：&&
工作日均访客10万人 欢迎您的参与 化工技术交流第一社区，共同学习 共同提高!
版权所有 丰行天下-海川化工论坛 -
Discuz! X3