Step 1: Creating the BLL classes.

第一步：创建bll类。

Bll that glitters is not gold.

闪光的纷歧建都是金子。

Bll the songs I love so well.

所有的歌都是我所喜欢的。

Flora: Bll right, in here, dear.

好的，就在这里，亲爱的。

Bll kinds of sounds were loud and from day to night.

各类清脆声响从早到晚响个不断。

Next, create the four BLL class files in the BLL subfolder.

然后，在BLL文件夹中创建4个类文件。

Bll right, all right, I will go swimming with Peter this afternoon.

好啦，好啦，我和彼得今全国午会去潜泳啦。

The Business Logic Layer (BLL) is where the business rules are centralized.

业务逻辑层 (BLL) 是集中存放业务规则的地方。

Bll the information on the ticket is wrong. So we don't know how to help you.

这张车票上的所有信息都是假的，咱们不懂患上怎么帮您。

Is it reasonable to wrap a domain's BLL into it's own Class Library, and how would I set it up?

它是合理的包装领域的都为它自己的类库，和我怎么设置？

BLL Site safety or area manager: sign off the permit if result of checking meets the requirements.

BLL现场安全员或分区负责人：若检查结果符合需要制定，即可签发许可证。

Figure 1: the BLL Separates the Presentation Layer from the Data Access Layer and Imposes Business rules.

图一：BLL将表示层与DAL隔开了，并且加入了业务规则。

Rhett Butler: I'm leaving you, my dear. Bll you need now is a divorce and your dreams of Bshley can come true.

巴特勒：我将脱离你，瓜葛密切的。此刻你需要做的是仳离，你和艾什利在一路的胡想成真了。

To more cleanly separate the DAL- and BLL-related classes, let's create two subfolders in the App_Code folder, DAL and BLL.

为了更加清晰的区分DAL和BLL的类，我们在App_Code文件夹中建立两个子文件夹，分别命名为DAL和BLL。

Therefore, manually putting the passed in values back into a DataRow helps ensure the validity of the data being passed to the BLL method.

因此，我们应该手工的验证一下传入的参数以保证传递给BLL方法的数据是有效的。

Contractor safety: on the day of the tasks, ask BLL Site safety to check the task area for equipment and safety measures conformance.

承包商安全员：在工作开展的当天，向BLL的现场安全员询问检查工作开展区域的设备存放地点和安全施工方案。

To use the new BLL classes, all that needs to be changed is the first line of code simply replace the ProductsTableAdapter object with a ProductBLL object.

要使用新的BLL类，我们所需要做的仅仅是简单的修改一下第一行代码。

As illustrated in Figure 16, this object passes the necessary data to the BLL, which then requests the data Access Layer to save the data to MySQL database.

如图16所示，此对象将必要的数据传递给BLL，后者随后请求数据访问层将数据保存到MySQL数据库。

The BLL consists of value providers that provide data to the Ajax-enabled controls, and server-side validators that provide server validation for HTML form data.

BLL包括向支持Ajax的控件提供数据的值提供程序，以及为HTML表单数据提供服务器验证的服务器端验证程序。

Type 190 Ballistics Longitude-Latitude Photographic Plate (BLL, photoplate) is dedicated for night photography of luminous ballistics of conventional or strategical arms.

190弹道经纬照相干版适用于各种常规兵器和尖端武器曳光弹道的夜间拍摄[*]。

The example in this article consists of the Data Abstract Layer (DAL), Data Transfer Objects (DTOs), the Business Logic Layer (BLL), the Presentation Layer, and supporting helper classes.

本文中的示例包含数据抽象层（DAL）、数据传输对象（DTO）、业务逻辑层（BLL）、表示层和用于支持的 helper 类。