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1)  percentage of bed expansion
床膨胀率
2)  bed expansion rate
床层膨胀率
1.
063m/s,respectively;their respective maximum bed expansion rate were 1.
6 kPa,最大床层膨胀率为1。
3)  the expanded rate of sludge bed
污泥床膨胀率
4)  expanded bed
膨胀床
1.
Study on characterization and test of presulfiding of hydrogenation catalyst in expanded bed;
膨胀床预硫化催化剂的表征及测试
2.
Purification of nattokinase by ion exchange adsorption in expanded bed;
膨胀床离子交换吸附分离纳豆激酶
3.
Hydrodynamic modeling in expanded beds for protein purification;
蛋白纯化膨胀床内的流动特性
5)  bed expansion
床层膨胀
1.
The expansion of biological fluidized bed has a strong relationship with hydraulic dynamics and efficiency in biochemical reaction zone, bed expansion characteristics are fundamentally important for us to design and run liquid solid biological fluidized bed.
生物流化床的床层膨胀行为直接与生化反应区的水动力学和效率相关 ,床层膨胀特性是进行合理设计和运行的重要依据。
2.
It focuses on reviewing the effect of temperature on the minimum fluidization velocity, minimum fluidization voidage, bed expansion ratio, and bubble diameter, which are in relation with the design and operation of fluidized beds.
文中结合研究结果 ,综述了温度对最小流化速度、最小流化空隙率、床层膨胀比和气泡直径的影响。
3.
Particle circulation technique between the two beds and fluidized bed expansion characteristics.
得出了不同操作条件下,两床间物料循环及流化床床层膨胀的特性,分析讨论了各种因素(流化速度、床层静止高度、辅助气流量等)对气化系统操作的影响。
6)  slight expanded-bed
微膨胀床
1.
Research on slight expanded-bed oil residue hydrotreating reactor;
微膨胀床渣油加氢处理反应器的研究
补充资料:厌氧附着膜膨胀床法
分子式:
CAS号:

性质:利用反应器中膨胀床载体上的生物膜对废水进行厌氧生物处理的过程。载体常采用烟道灰或硅藻土。废水从密闭反应器底部进入后上升流动,控制床层膨胀率(10%~20%),搅动床层并使废水回流。有机物经厌氧发酵后转化为气体,集中在反应器上部后引出。

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