this year, the gulf of mexico hosted an unprecedented months-long oil spill.

1、

for years, economists have speculated about how long oil would continue to be traded in dollars.

多年来，经济学家纷纷猜测，原油以美元进行交易还会持续多久。

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2、

one pair of lane will be parpared with one lane short oil and one lane long oil.

每一场应于一对球道比赛。一为长油、一为短油。

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3、

but it also has some problems, such as riding index of parameters and practicability of load model.

但是它也存在一些问题，如参数的平稳性和模型实用化问题。

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4、

as a public communication means, rolling stock should have good riding index and provide comfortable quality for passengers.

作为公共交通工具的地铁车辆，应具备良好的运行平稳性并提供必要的舒适度。

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5、

the affection of chelating reagent on the rove or fabric of linen in the biologic scouring process is studied in this paper.

研究螯合剂对亚麻粗纱或织物酶精练效果的影响。

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6、

at home, mom would be unpacking boxes of decorations, putting out the stable and the manger, running garland up the stair rail.

在家里，妈妈会打开盛着装饰品的箱子，清理马厩和马槽，把花环挂上楼梯栏杆。

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7、

the other time i felt i was sleeping near the stair rail in my house, 'i' opened my eyes and saw the doorway and ian's shoes!

另一次我感觉自己正睡在离家里的楼梯扶手很近的位置，我睁开眼睛，扭头看见了楼下的门厅和摆在地上的鞋！

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8、

simple discussion on high frequency protection with multi-purpose carrier

浅谈复用载波高频保护

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9、

a pervasive rise in the general level of prices of all goods and services.

所有物品与服务总体价格水平的普遍增长。

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10、

deflation the rate at which the general level of prices for goods and services is falling. the opposite of inflation.

通货萎缩货品及服务总体价格水平下跌的百分比，是通货膨胀的相反词。

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11、

inflation is a rise in the general level of prices of goods and services in an economy over a period of time.

在经济学中，通货膨胀是在商品和服务的价格在在一段时间内持续的上升。

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12、

when existing liquid, the groove sample has biggest friction and the pit sample has biggest adhesive force.

有液体时，水平摩擦力是凹槽型的最大，垂直吸附力是凹坑型的最大。

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13、

jet fuels - determination of total acid number

喷气燃料总酸值测定法

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14、

method for determination of total acid number in petroleum products by semi-micro colour indicator titration

用半微量彩色指示器滴定法测定石油产品中的总酸值

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15、

standard test method for total acid number of trichlorotrifluoroethane

三氯三氟乙烷的酸度总值的标准试验方法

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16、

test items include : viscosity at 40 , water content , tan ( total acid number ) , emulsification , anti - foam , wear metal analysis etc.

检测项目：40粘度、水分、酸值、抗乳化性、抗泡性及金属元素分析等。

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17、

as you can see in the figure 1-4, both types of floppy disks have a write-protect notch.

正如你在图1-4中所见，两种类型的软盘都有一个写保护槽。

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18、

the floppy disk is write-protected. slide the write-protect notch to the open position.

软盘有写保护。写保护，滑槽开口位置。

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19、

dynamic and transient stability limit of synchronous motor

同步电动机的动态和瞬态稳定极限

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20、

transient stability limit calculation considering static security constraints

考虑静态安全约束的暂态稳定极限计算

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