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

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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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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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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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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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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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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simple discussion on high frequency protection with multi-purpose carrier

浅谈复用载波高频保护

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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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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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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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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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jet fuels - determination of total acid number

喷气燃料总酸值测定法

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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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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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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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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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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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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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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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a natural lateral-line system consists of about 100 sense cells that run from the gills to the tail on each side of the fish.

鱼身上天生的侧线由大约100个经鳃延伸至尾部的感觉细胞串联构成，两侧各一。

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