naturalgas

The Study of Hefei District Naturalgas Project 's Investment Analysis and Risk Control

合肥地区天然气项目投资分析与风险控制研究

On the Engineering Level of World NaturalGas Pipeline ( 2 ) ── Design

世界天然气管道发展水平（2）&设计

Combined Cycle System Concept for the Recovery of Pressure Energy of a Naturalgas Pipe Network

基于天然气管网压力能回收的联合循环构思

It came true to take advantage of transfer standard to compare and analyze the naturalgas standards of measurement on site .

达到了利用传递标准对天然气计量标准装置进行现场比对和分析，进而保证计量标准装置值头准确的目的。

Moreover , carbon emission of coal consumption is the main factor , then is crude oil and Naturalgas minimum proportion .

且以煤炭消费的碳排放为主，原油次之，天然气所占比例最小。

Meanwhile , Electroless Ni-P alloys are developing quickly that have applied to the field of petroleum , foodstuff , car , computer , and naturalgas .

与此同时，化学镀Ni-P合金因它所具有的优异耐蚀性能迅速发展起来，已广泛应用于石油、食品、汽车、计算机和天然气等领域，但是在海洋环境的应用还有许多亟待解决的问题。

Natural gas wells optimization of the system for design have important practical significance for the rational development of natural gas and the level of management , Unlike oilwells , natural gas wells manifest mainly in the area of naturalgas compressibility .

天然气井进行系统的优化设计，对于合理地开发天然气以及提高管理水平，具有重要的实际意义。天然气井不同于油井，主要体现在天然气的可压缩方面。