The manufacturer must , for a period of ten years after the last of the pressure equipment has been manufactured , hold at the disposal of the national authorities 在最新的压力设备制造完成之后的十年内，制造商须听从国家主管部门的安排。
Pe . plastics piping systems for buried and above - ground pressure systems for water for general purposes , drainage and sewerage - polyethylene - guidance for the assessment of conformity 排水和污水处理通用地下和地上压力设备用塑料管道系统.聚乙烯
The piant is special in manufacturing lf different pressure equipments . the products have been famous for many years , well appraised by ministry and province , awarded the patents by country and appraised as star denonstration enterprise , good quality enterprise and good faith enterprise 我公司是生产各种压力设备的专业厂家，产品久有盛名，多年来荣获部优、省优、国家专利、星火示范企业、质量信得过企业、重合同、守信誉企业，广获各方标予的荣誉。
The paper establishes a risk management model for natural gas stations based on risk theory and risk assessment model , takes into account the real working conditions and technical specifications of natural gas stations in our country , carries on the assessment from nine aspects , and presents the risk standard , the acceptable criterion , and the suggestive measures to control these risks 摘要以风险管理技术和风险评价模型为基础，结合我国天然气输气站场设计、施工、运行时的工况，遵循我国输气站场技术标准和安全规范，建立输气站场的风险管理模型，包括输气站场位置及环境、站内埋地管道、地面压力设备、运转设备、站内阀门、仪器仪表、工艺流程、站内甲烷泄漏、站场安全系统等9个部分，提出了输气站场风险标准及可接受性准则，给出了风险控制的措施。
In view of the problems in the design of the large andmedium - sized indoor substations built by guangzhou power bureau in recent years , points for attention in the design of indoor substations are expounded in terms of ventilation , cable channel , reservation of hangers and space for transportation and installation , ground wire , lighting for the whole substation , etc 本文介绍了在无大型压力设备情况下实施大型电机转子铁心热套轴时出现的现象,分析和研究出其产生的机理,提出了几个切实可行的处理方法和应注意的问题
The applicant must inform the notified body that holds the technical documentation concerning the ec design - examination certificate of all modifications to the approved pressure equipment ; these are subject to additional approval where they may affect conformity with the essential requirements or the prescribed conditions for use of the pressure equipment 对于已获批准的压力设备所作的所有（设计）变更，申请人必需通知持有有关欧盟设计审核证技术文件的公告机构所发生的上述变更；此外，如果上述变更与压力设备的基本使用要求有冲突、或者不符合既定使用条件，则还需另行批准。
