查询词典 gas-pressure meter

The item set up and put into production then can become annual 100 ten thousand sets intelligence digital gas meter and network management system, can realize sale income 38000 ten thousand yuan, annual sale tax and affixture 1687.8 ten thousand yuan, annual profits total amount 3412.83 ten thousand yuan, ratio of investment profit 43.08% ratio of investment be nefit tax 64.81%; internal rate of return of finance 43.11% investment recovery period 3.54 years, profit and loss equilibrium point 37%, the item has good profit ability and pay off ability, and has the ability of certain anti-risk.

本项目建成投产后可形成年产100万台智能数字燃气仪表及网络管理系统，可实现销售收入38000万元，年销售税金及附加1687.80万元，年利润总额3412.83万元，投资利润率43.08%，投资利税率64.81%，财务内部收益率43.11%，投资回收期3.54年，盈亏平衡点37%，项目具有良好的盈利能力和清偿能力，并具有一定的抗风险能力。

The intelligent gas-meter based on IC card is a mechatronis instrument, which takes the charge as a carrier, and takes SCM as observation and control core.

本论文设计的智能IC卡煤气表是以收费为载体，以单片机为测控核心的机电一体化装置。

Based on the principle of complementary advantages, joint venture set up high-tech enterprises, the company specializes in urban public utilities intelligent research, design, production, system integration and installation work, mainly for city gas, water supply and drainage, electricity and other fields of automatic meter reading system provides products and full - azimuth of technical services.

成都千嘉科技有限公司是由成都城市燃气有限责任公司、成都金地光电科技有限公司、丹东东发有限公司（暨丹东热工仪表有限公司）本着优势互补的原则，共同投资组建的高新技术企业，公司专业从事城市公用事业智能化的研究、设计、生产、系统集成和安装工作，主要为城市燃气、给排水、供电领域的自动抄表等系统提供产品和全方位的技术服务。

Is C-S gas chromatograph used to cross-check the Spectrometer and CE Meter?

有使用 C-S 气相色谱仪校准分光计和 CE 或LECO仪表吗？

Therefore, the development, the development conformed to the current charging criterion intelligent gas meter already to be very essential.

因此，研制、开发符合当前收费标准的智能煤气表已经十分必要。

Based on the background of gas meter remote repairing, this paper puts forward a solution way-the embedded technology based on GPRS communication. This paper discusses design and implementation of embedded handhold terminal as well as technology involved.

本文以燃气表的远程维修为研究背景，提出了基于GPRS网络的嵌入式解决方案，论述了基于GPRS网络的嵌入式手持终端的设计与实现及对相关技术的研究。

As a member of the development team is responsible for the IC card gas meter of the development.

本人作为开发小组的成员之一，负责了IC卡燃气表的开发工作。

Economics evaluation:materials(urine glass,test tube,sipper,columnella, kieselguhr),reagent,consumption of instrument(pH meter, GC/MS,carrier gas,heating element,injector,sample injector),service charge, 80.00 yuan totally. Conclusion Compare with the other biology materials,as a study target,urine is easy to get and preserve,otherwise,it also contains several biology information.

共需3小时。经济学评价：取检材材料费(尿杯、试管、吸管、小柱)、检测试剂衍生化试剂、内标、浓盐酸、氢氧化钠、固相萃取材料(硅藻土的费用和仪器的消耗费(pH计、GC/MS、载气、加热器、注射器、微量加样器)，共计八十元左右。

The man from the gas board came to read the gas meter.

煤气公司派来的人来查煤气表的读数。

Natural gas ; Gas pipeline ; Orifice meter ; Measurement error ; Calculation ; Analysis

天然气；输气管道；孔板流量计；测量误差；计算；分析

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。