以下为句子列表：
英文: A new technique is practiced in the EPB shield tunneling construction, which erected the ring in whole on the ground and then hung the ring down to the tunnel.
中文: 摘要盾构管片在地面上拼装成环后再吊下组装是此前没有见诸报道的新工艺。
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英文: Abstract: The ashing loss of Pb in water samples has been studied in digestive method for determination of lead by dithizone spectrophotometry(GB 5750-85).After the digestive conditions are improved,the digestive loss of Pb in some polluted water samples
中文: 文摘:对国标5750-85双硫腙分光光度法中消化水样时铅的灰化损失进行了探讨，针对某些污染严重的水样，改进了消化处理的条件，有效地消除了灰化损失，提高了铅加标回收率，保证了分析测试数据的精密度和准确度。
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英文: Abstract: The content of Fe,Zn,Cu,Mn,Ca,Mg,Na,K and Pb in the hair of 120 normal children in a kindergarten in Changchun was determined by AAS.
中文: 文摘:用原子吸收光谱法测定了长春市某幼儿园120名正常儿童头发中铁、锌、铜、锰、钙、镁、钠、钾、铅九种元素含量。
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英文: Abstract: This paper describes the construction,operating principle and features of LAROX filter press used for the trcatment of As,Pb and Cu filter cake of sulfuric acid system and analyses and investigates the faults occurring in the use poicess of this
中文: 文摘:阐述用于硫酸系统砷、铜、铅滤饼处理的LAROX压滤机的结构、工作原理和特点，同时对这种压滤机在使用过程中出现的故障进行分析与探讨，并提出一些可行的办法。
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英文: As a result, the importance of inlet region packing in increasing the micromixing efficiency in an RPB was confirmed experimentally for the first time.
中文: 本文第一次从实验上证实了旋转填充床填料的端效应区在强化微观混合方面的重要作用，系统的总结了各操作参数对微观混合的影响。
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