以下为句子列表：
英文: A presentation is given of the renovation plan and process flow for the hydraulic injection vacuum supply unit, which is used to replace the former steam injector.
中文: 摘要介绍了采用水力喷射抽真空装置代替原蒸汽喷射装置的改造方案及流程。
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英文: A reasonable and proper selection of design standard and code isa basic presupposition of design work,as well as a basis for the nationalization of equipment and materials, optimization of process flow and reduction of engineering cost.
中文: 合理、适度地选择设计标准及设计参数是开展设计工作的基本前提，也是推行设备材料国产化、优化工艺流程和降低工程造价的基础。
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英文: A vacuum melt pressure equipment fur fiber optic boards was developed, sod its construction, process flow and performance index were introduced.
中文: 摘要研制了一种用于生产光学纤维面板的真空熔压设备，介绍了该三工位熔压设备的结构、工艺流程及性能指标。
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英文: Abstract: Beginning from the characteristics of lead-bearing flue ash, thearticle systematically introduces the process flow and technology requirements of making use of lead-bearing flue ash to prepare lead monoxide.
中文: 文摘:从含铅烟道灰的特点出发，系统地介绍了处理含铅烟道灰，制备一氧化铅的工艺流程及技术条件。
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英文: Abstract: Development of technology on oxy-coal injection into blast furance is introduced，and the equipment selection on oxygen generator for blast furnace and the process flow of variable pressure absorbing oxygen generation equipment are studied.
中文: 文摘:介绍了高炉富氧喷吹技术的发展，探讨了高炉专用制氧机的选型以及变压吸附制氧设备的工艺流程.
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