乐清生态环境报告

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1、乐清生态报告去年初，乐清市提出了“生态立市”的口号，全面启动生态市建设。一年来，该市以构建生态经济体系、生态环境体系和生态文化体系“三大体系”为任务，重点推进“生态115工程”，颁布实施《乐清生态市建设规划》，将生态市建设作为一项长期任务来抓；巩固成果，继续加大环境污染整治力度；完善机制，将任务、目标分解到各乡镇，并跟踪督查，加强考核。环境基础设施建设和环境污染整治都取得较好成绩，较好完成了温州市下达的各项任务1月25日至2月5日，省市县三级环保、卫生、水利部门联合统一行动，对全省饮用水源保护区进行一次“清洁饮水源，喝上放心水”专项执法检查。温州市环保局、卫生局、水利局对该项工作做了周密布置

2、，下发了《关于联合开展“清洁饮水源，喝上放心水”专项执法检查的通知》（温环发[2005]5号）。根据上级要求，我市环保局、卫生局、水利局抽调相关人员组成检查组，于1月31日对辖区内所有饮用水源保护区和水源保护区域的企业进行了一次自查。专项执法联合检查组分为三个片组：乐成线、虹桥组和大荆组，对钟前水库、仰根水库、十八夹水库、西山水库、慎海水厂、盐盘水库、淡溪水库、清江水库、芙蓉水厂、瑶川水厂、雁荡水厂、大荆水厂、湖雾水库等十三个水源保护区进行了六个方面重点内容的检查，此次检查共出动117人次。此次检查过后，各有关部门纷纷加强了对各水厂出水水质的管理，确保市民饮用水安全。edgesshouldb

3、ecleaned,aftermakingsurethatnodefectshallbemarkedwithamarkerpentowritedownweldingneartheweld,includingthesloganofwelding,welders,etc.(16)weldingQianPreheatandtheweldingHouheattreatmentpipeweldingQianPreheatandtheweldingHouheattreatmentprocessconditionsweldingQianPreheatandtheweldingHouheattreatment

4、temperaturetableprojectmaterialweldingQianpreheattemperature(℃)weldingHouheattreatmentandtheinsulationtime(℃/H)wallthick(mm)temperature(℃)wallthick(mm)temperature(℃)20≥26100~200>36600~650/1-1.515CrMo≥10150~200>10670~700/1.2-2Preheatandtheheattreatmentprocessinthe,Innerandouterwalltemperatureshallbe

5、keptuniform,inordertoavoidinternalstresses.Preheatingbeforeweldingandpostweldheattreatment,shallmeasureandrecordthetemperature,temperaturemeasurementlocationsandnumberofpointsarereasonable.Pronetowelddelayedcrackofsteel,postweldheattreatmentafterweldingshouldbecarriedoutpromptly,whennotconductingti

6、melypostweldheattreatment,shouldbeuniformlyheatedto200~300℃immediatelyafterweldingandinsulationandslowcooling,...26mmmorethan20steelpipeweldingpreheatingbeforeweldingshouldbecarriedout,36mmtheaboveheattreatmentafterweldingshouldbedone.Beforeweldingandheattreatmentusedoxyacetyleneflameheating,heattr

7、eatmentafterweldingusingspecialheattreatmentafterweldingequipment.Hardnessafterheattreatmentofweldsneededtesting.6.5.4sidesofthedissimilarsteelweldingwhenwerenon-austeniticsteelorausteniticsteel,alloyconten