1) sedimentation disturbance
沉积干扰
2) hindered settling
干扰沉降
1.
Based on the hindered settling phenomena of the Yellow River high-turbidity water with polymer flocculant, this article discusses the interaction between silt particles from the Yellow River and molecule chain of the polymer, and the model of specific surface area in the flocculating process of the Yellow River silt particles.
从黄河高浊度水在高分子絮凝剂作用下的干扰沉降现象出发,叙述了黄河泥沙颗粒与高分子聚合物链状分子间的吸附作用、黄河泥沙絮凝过程的比表面积模型。
3) interference settlement
干扰沉陷
4) Convolution jamming
卷积干扰
1.
In this paper the working principle of the LFM pulse compression radar,and the principles of shift frequency jamming and convolution jamming are analyzed.
本文分析了线性调频脉冲压缩雷达的工作原理、移频干扰原理和卷积干扰原理。
2.
According to characteristics of the LFM signal emitted,convolution jamming against distance-dimensional is proposed.
首先给出了ISAR雷达的匀速直线运动目标的成像模型,分析了成像原理,根据发射的LFM信号的特点,提出了针对距离维的卷积干扰,理论分析了卷积干扰机理,证明卷积干扰对ISAR雷达具有显著的干扰效果。
6) dry deposition
干沉积
1.
This paper studied on the dust-trapping capability of different material, including water surface, gravel, detritus, ceramic gravel and plastic carpet, with dry deposition on concrete board as background.
以水泥板为对照项,根据干沉积量,研究了不同气象条件下水面、碎石、陶粒、卵石和塑胶垫等材料的固尘效果。
2.
Recently years, the dry deposition has been paid more attention, but the standard measurement method of dry deposition hasn't been established completely.
近年来,干沉积也引起了大家的关注,但尚未建立成熟的方法。
3.
This article introduces a way to calculate a dry deposition velocity( V d) of air pollutants,which takes account of the effect of biological characteristics of vegetation and turbulence structure in canopy on the dry deposition in detail and the effect of three layer shrouds on surface resistance as well.
介绍了一种计算大气污染物干沉积速率的方法。
补充资料:干扰沉降
分子式:
CAS号:
性质:悬浮在流体中的微小颗粒借本身重力作用而独立沉降时,称为自由沉降。当颗粒直径与容器直径之比小于1:200或悬浮液中颗粒的浓度小于0.2%(体积),此时颗粒与器壁或颗粒间存在干扰。颗粒的浓度越高,干扰越大。此种沉降称为干扰沉降。干扰沉降时,其阻力系数较自由沉降时为大。其沉降速度可按自由沉降速度计算,加以修正。式中(ε2ψ)为修正系数。
CAS号:
性质:悬浮在流体中的微小颗粒借本身重力作用而独立沉降时,称为自由沉降。当颗粒直径与容器直径之比小于1:200或悬浮液中颗粒的浓度小于0.2%(体积),此时颗粒与器壁或颗粒间存在干扰。颗粒的浓度越高,干扰越大。此种沉降称为干扰沉降。干扰沉降时,其阻力系数较自由沉降时为大。其沉降速度可按自由沉降速度计算,加以修正。式中(ε2ψ)为修正系数。
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参考词条