因此对酸液的缓速和防止二次沉淀的性能有较高要求。
Therefore it has higher requirements on acid retarding and prevention of secondary precipitate.
主要介绍了二次沉淀池淹没式穿孔出水管的水力计算方法。
The hydraulic calculation of perforated outlet pipe of secondary sedimentation thank has been presented in this paper.
由于石膏在酸液中的溶解度随酸液浓度而改变，酸化含石膏地层时将产生二次沉淀，严重影响酸化效果。
The solubility of gypsum will change as the concentration of acid solution changes. When acidizing treatment gypsum-containing formation, the secondary precipitation be produced.
在酸化作业中，铁离子的二次沉淀所造成的地层伤害是一个潜在问题，铁含量过高会出现一系列连锁反应和恶性循环。
Formation damage caused by secondary precipitation of ferric ion is a potential problem in acidizing and excessive iron level would bring a series of chain reaction and vicious cycle.
利用蛋清液、明胶、蛋白酶等对酿造酱油的二次沉淀进行澄清试验，利用紫外分光光度法对处理后的酱油吸光度值进行了测定。
The effects of egg white solution, gelatin and protein enzyme on clarification of the second precipitation in brewed soy sauce were investigated through L9(34) orthogonal experiment.
动力学研究表明，在硝酸硫胺沉淀结晶过程中，初级成核是主要的成核方式，当晶浆密度较高且过饱和度很低时，二次成核不能忽视。
Primary nucleation was the main nucleation mode in the precipitation process. However, secondary nucleation cannot be ignored when the slurry density is high, and the supersaturation is low.
研究了重掺杂直拉硅单晶中掺杂元素硼、磷、砷、锑对氧沉淀及其诱生二次缺陷行为的影响。
The effect of dopants on oxygen precipitation and induced defects in heavily doped Czochralski (CZ) silicon is investigated.
共沉淀法制备的磁性颗粒经二次分散后稳定悬浮于硅油中，得到了硅油基磁流体。
The magnetic particles prepared through coprecipitation suspend stably in the fluid of polydimethylsiloxane after twice dispersing, and so the polydimethylsiloxane based ferrofluid is prepared.
酸浸过程去除了可能与主处理液反应的物质，这些物质会产生不希望产生的二次反应或损害近井地层的沉淀物。
The pickling process removes materials that may react with the main treatment fluid to create undesirable secondary reactions or precipitates damaging to the near-wellbore reservoir formation.
吸泥机是给水工程中平流式沉淀池和污水处理工程中，二次平流式沉淀池等专用排泥设备。
Suction Dredger: it is special mud disposal equipment designed for flat flow sedimentary pond, sewage disposal project, and secondary flat flow sedimentary pond.
为了能够获得较好的处理效果，冬季运行时高级分子分解水处理工艺采用二次分解二次反应沉淀。
Secondary decomposition and secondary sedimentation should be adopted in AMT system for insuring removal efficiency in winter.
除氟后的废水可循环使用，处理后产生的沉淀可以作肥料，不产生二次污染。
Wastewater of after treatment can circulation employ, precipitate may be Used asf ert i 1 izer , not bring about environmental pollution.
二次混凝沉淀进一步降低了废水的COD；
The secondary coagulation sedimentation further decreases the COD of the wastewater.
二次混凝沉淀进一步降低了废水的COD；
The secondary coagulation sedimentation further decreases the COD of the wastewater.
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