You might, at this point, validate the supplied date by trying to create a DateTime object using the supplied data and also set the ok variable to false.

I will cover these constructors for the first class you'll look at: DateTime.

我将在第一个类中介绍这些构造函数：DateTime。

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Returns the time of day from the specified datetime.

从指定的日期时间中返回一天中的时间。

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The Weather Service provides forecasts by date, and ignores the time element of the dateTime encoding.

Weather Service按日期提供预报，但它忽略了dateTime编码中的时间成分。

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The datetime data type is used to specify a date and a time.

日期时间数据类型用于指定一个日期值和一个时间值。

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Datetime: Datetime item that maps to a contiguous string, such as yyyymmddThhmmss.

Datetime：映射到连续字符串的日期时间项，如yyyymmddThhmmss。

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This ROW type must start with a datetime year to fraction ( 5) column.

这种ROW类型必须从一个日期时间列（从年精确到秒后面5位）开始。

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So we know that the function requires two parameters, startDate of type xsd: dateTime, and days, an integer.

于是我们知道该函数需要两个参数，xsd：dateTime类型的startDate和整数类型的days。

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On the return trip, ext/ soap gets the dateTime field from the SOAP response, but doesn't do any format conversion for us.

在回程中，ext/soap从SOAP响应获得了dateTime字段，但是没有做任何格式转换。

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The queryID is built by the mediation flow by appending the dateTime field onto the employee's employeeID

queryID是由中介流将dateTime字段添加到申请人的employeeID上生成的

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Date dimensions in Monitor reference a date or datetime metric and always have a year, month, day level hierarchy.

Monitor中的Date维度引用一个日期或日期时间度量，并且总是拥有一个“年-月-日”层级。

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This code uses individual field values to construct a DateTime object

下面的代码使用一些字段值构建了一个DateTime对象

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Finally, the POSTED column is a DATETIME column that stores the date that the article was posted on the Web site.

最后，POSTED列是一个DATETIME列，存储了文章发布到网站的日期。

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For AUV and mass-varying AUV in 6 degrees of freedom ( DOF), the dynamic equations of motion with applying generalized vector notation are derived. In these equations, the attitudes are represented by the 4-parameter unit quaternion ( Euler parameters) and Euler angles.

建立了基于广义矢量参数形式的水下航行器的空间运动方程以及变质量航行器的空间运动方程，并考虑到实际需要，分别使用欧拉角和四元数形式对其进行表示。

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This paper presents the method and procedure of program design for Kinematic and Dynamic analysis of the main parts of shaper by means of complex polar vector notation. The result obtained by programmed algorithm is identical to that obtained by traditional graphical method.

本文阐述了用复极矢量法对牛头刨床的主体部分进行运动和动力分析的程序设计的方法、步骤，程序运算的结果与传统的图解法相同。

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Kinematic Analysis of Claw Linkage Mechanism of Cine Camera by Complex Polar Vector Notation

用极坐标复数矢量法分析电影摄影机连杆抓片机构

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Complex polar vector notation of complex plane frame

复杂平面机构的复数&极坐标矢量法

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Program Design for Kinematic and Dynamic Analysis of Mechanism by Complex Polar Vector Notation

用复极矢量法进行机构的运动和动力分析的程序设计

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The IOER rate, currently set at 25 basis points, could be reduced to, say, 10 basis points or even to zero.

该IOER率，目前是25个基点，可以减到10个基点甚或为零。

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Cutting the IOER rate even to zero would be unlikely therefore to reduce the federal funds rate by more than 10 to 15 basis points.

即便将IOER率降至零，联邦基金利率的降幅也不太可能超过10至15个基点。

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But in some areas, the year is ending on a strong note, thanks to a record rally in the stock market and a flurry of IPOs and other fundraising deals.

得益于股市创纪录的涨势以及IPO和其他融资交易的激增，一些市场领域在2013年强劲收官。

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