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1)  combined pretreatment
联合预处理
1.
Pilot study was made on the combined pretreatment technology by using permanganate composite chemicals(PPC) and chlorine.
在中试基础上研究高锰酸盐复合药剂(PPC)和氯联合预处理技术,结果表明,以总大肠菌群、细菌总数为指标,以引黄水为原水,通过Berenbaum公式计算证实,PPC(1。
2)  combined pre-oxidation
联用预处理
3)  combined treatment
联合处理
1.
Under the experimental conditions used in this work,the degradation efficiency can be remarkably increased by the combined treatment of pulse discharge and ACF,which increases by 24% comparing with pulsed discharge treatment alone,indicating that the combined treatment has a synergetic e.
实验结果表明:脉冲放电和活性炭纤维联合处理,大幅度提高了降解率近24%,说明活性炭纤维与脉冲放电联合具有协同效应;脉冲放电和吸附饱和活性炭纤维联合处理与单独脉冲放电处理相比降解率提高16。
2.
According to sterilization technology and anticorrosion technology, the combined treatment was carried out based on ensuring the quality of grass carp tidbit and controlling the total bacterial count under 3×104cfu/g, and the E.
本论文以腌制草鱼块为原料,通过脱盐、干燥、切粒、油炸、调味等一系列工艺生产出草鱼粒产品,并针对鱼粒生产后杀菌及防腐工艺,进行微波-紫外联合处理,使鱼粒产品细菌总数在3×104 cfu/g以内,大肠菌群阴性达标。
4)  combining treatment
联合处理
1.
In this paper, process flow, type of adaptable wastewater, mechanism and relative indexes of combination of Fenton reagent and biological processes for wastewater treatment were reviewed; the trend of study of combining treatment was also forecasted.
本文对Fenton试剂和生物法联合处理有机废水的工艺流程、适用废水种类、废水处理机理和衡量指标进行了综述,并对Fenton试剂和生物法相结合处理有机废水研究进行了展望。
5)  joint processing
联合处理
6)  combined processing
联合处理
1.
Estimating the direction of arriving using the pressure and velocity combined processing are well documented in the literature,few attention has been put into the time and frequency estimates about the combined processing idea.
对声压和振速信息进行联合处理的思想在目标方位估计中已有成熟应用,在时频参数估计中进行联合处理尚不多见,提出了以声压振速互协方差矩阵为基础的ESPRIT频率估计算法,在不损失估计性能的前提下,计算量减小为现有算法的1/27。
补充资料:表面预处理
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性质:电镀前镀件表面的加工、处理过程,主要包括磨光、抛光、脱脂、浸蚀等工序。电镀零件表面除了存在自然氧化膜和一般接触的油污之外,有的零件还会带有热处理的氧化皮、淬火油、防锈油、润滑油等污垢。表面预处理的目的是为电镀过程提供一种平滑、有附着力的基体表面。不同的镀件应根据其表面状态、电镀层的要求和材质选择表面预处理的工序。

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