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Regression relation expressions between the neutron-density curve overlapping area and gas output are fitted. 得出了中子-密度曲线重叠面积与天然气产量的回归关系式。
Average gas prices for unleaded fuel in Chicago increased 34 cents a gallon to US$1.51 over the past month. 芝加哥过去一个月来的无铅汽油价格，平均为一点五一美元，上涨了卅四分。
With an offshore oil and natural gas industry in place, in 1997 China's offshore oil output exceeded 16.29 million tons, and its natural gas output stood at four billion cu m. 1997年，中国海洋石油产量超过1629万吨，天然气产量为40亿立方米。
Oil &gas productivity construction is an important production activity that can change oil &gas reserve to oil &gas output. 油气田产能建设是指将油气储量转化为油气生产能力的一项重要生产活动。
With an offshore oil and natural gas industry in place,in 1997 China's offshore oil output exceeded 16.29 million tons,and its natural gas output stood at four billion cu m. 1997年，中国海洋石油产量超过1629万吨，天然气产量为40亿立方米。
The average output of the factory is 20 cars a day. 该工厂的平均产量是每天20辆汽车。
Oil companies plucked thousands of workers from offshore rigs and shut down some refineries and offshore rigs in the Gulf of Mexico, home of about a quarter of U.S. oil and gas output. 石油公司从海上钻井台撤回了数千名工人，并关闭了位于墨西哥湾的一些炼油厂和海上钻井。墨西哥湾的石油和天然气的产量占到美国总产量的四分之一。
The Russian oil and gas industry has generally followed a smooth course in 2005. Its crude oil and natural gas output increased by 2.4% and 1.19% respectively, with slightly declining growth over the previous year. 2005年俄罗斯的油气工业运行基本平稳;原油、天然气产量分别比上年增长2.;4%25和1
The paper presents the technology of collecting blow gas, studies the process, proportion and mixing method, the suitability of domestic gas appliance in use, and indicates it improves gas output. 本文提出两段炉制气回收废气掺混液化气技术，研究了回收工艺、掺混比例、掺混方式及在用民用煤气灶具的适用性，指出此工艺提高了煤气产量。
This is their average yearly output. 这是他们每年的平均产量。
The average age of the boys in this class is fifteen. 本班男生的平均年龄是十五岁。
His income is well below the average. 他的收入大大低于平均水平。
We fail one student per year on average. 我们平均每年有一个学生不及格。
I'll refill my cigarette lighter with gas. 我将给打火机再灌满汽油。
Meals average out at 5 per head. 膳食平均每人5英镑。
The pipeline project that Sichuan's Natural Gas Outputs Sichuan across Geological Disaster in wet Hubei,the gesso,the phosphorite mine in middle Hubei,the inflation earth area in the north of Hubei. 川气天然气管道工程通过鄂西崩、滑、流极易发区,鄂中石膏、磷矿区,鄂北岗地膨胀土区,地质环境条件复杂多变,隐藏了多种地质灾害隐患。
On average we receive five letters each day. 我们平均每天收到五封信。
Each household sold, on the average, two pigs. 平均每户交售了两口生猪。
Our reps make on average six calls day. 我们的销售代表平均每天打六次电话。
The gas bubbled to the surface of the water. 气体变成气泡升上水面。