指定到

Returns a null string if the index is invalid or if the specified sub-expression did not participate in a match.

如果索引无效或指定的子表达式未参与到匹配中，则返回空字符串。

SQL Server database used by the query language called Transact-SQL, SQL Server is the core, Transact-SQL strengthen the original SQL keywords for data access, storage and handling, and other functions, Transact-SQL expanded Process control designation, so that you can facilitate the preparation of the powerful storage process, they kept in the server side, pre-compiled and that the implementation rate is very block, the trigger is a special storage process, SQL Server database to ensure the integrity of quote , You can create insert, delete and update the trigger to control the relevant data in the table shown in the insert, delete, and update, you can also use the rules, default and restrictions, to assist the new Numerical applied to the table!

SQL Server所使用的数据库查询语言称为Transact-SQL，它是SQL Server的核心，Transact-SQL强化了原有的SQL关键字以进行数据的存取，储存及处理等功能，Transact-SQL扩充了流程控制指定，可以使你方便的编写功能强大的存储过程，他们存放在服务器端，并预先编译过，执行速度非常块，触发是一种特殊的存储过程，用来确保SQL Server数据库引用的完整性，你可以建立插入，删除和更新触发以控制相关的表格中对数据列的插入，删除和更新，你还可以使用规则，缺省以及限制，来协助将新的数值套用到表格中去！

For example, there is a copy algorithm, which copies elements from one sequence to another; find, which looks for a given element; and so on.

例如， 复制算法将一个序列中所有所元素复制到另一个序列中；查找算法则用于寻找一个指定元素，等等。

If the E.B.B. of the subscriber building is not available, the metallic elements of the optical fibre

如果用户建筑没有EBB，光缆的金属部分应该连接到光网络终端内一个指定的EBB上。

Considering shortcomings of collecting network delay through SNMP, the system integrates some tools to measure performance accessing outer network including response time to outer server and available bandwidth of specified path.

为了弥补SNMP采集网络延迟方面的不足，系统集成一些工具主动测量到外部网络的服务性能，包括外部网络服务的响应时间以及指定路径上的可用带宽。

Is to deliver IP packets where they are supposed to go.

该网络层的任务是将 IP 分组发送到指定的地方。

The seller must pay the costs and freight necessary to bring the goods to the paned port of destination BUT the risk of loss of or damage to the goods, as well as any additional costs due to events occurring after the time of delivery, we transferred from the seller to the buyer.

"成本加运费"，是指在装运港货物越过船舷卖方即完成交货，卖方必须支付将货物运至指定的目的港所需的运费和费用。但交货后货物灭失或损坏的风险，以及由于各种事件造成的任何额外费用，即由卖方转移到买方。

This allows users to pass the ball into space, and move their play with total freedom.

这允许玩家们把球传到指定的位置，而且完全自由的控制它的运行方向。

After Francis finished a year at the University of Maryland, Peake and his partner agent Jeff Fried, relative unknowns in the sports management industry, engineered the biggest trade in NBA history -- a three-team, 11-player deal that sent Francis from the Vancouver Grizzles, who drafted him, to the Houston Rockets.

在史蒂夫？弗朗西斯完成为期1年的马利兰大学的学习之后，Peake和他的合伙人代理商Jeff Fried，一个在体育管理行业鲜为人知的人物，共同操纵着NBA历史上最大的贸易行业-作为一个拥有3个球队，11名队员的机构将被指定人选弗朗西斯从温哥华灰熊队转入到休斯顿火箭队。

Therefore, it is important that companies and their designated benefits representative understand these rules and regulations and how they pertain to sharing an employee's PHI.

因此，这是非常重要的公司及其指定的利益代表理解这些规章制度和它们如何涉及到分享雇员的装置。

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因，如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务，你就做你的事好了。