Hidden fields are used to store information in the page that is useful during page processing but should not be seen by users 使用隐藏字段，可以将信息存储到在页处理过程中有用但不应被用户看到的页中。
In the essence , mis is a sequential combination of useful operation information that is presetting at the system demand 管理信息系统的开发本质上是对管理过程中有用业务信息按需求所给定的功能目标进行有序组合。
If the user does have a user id in the session object , the user is allowed to proceed and processing continues on the welcome . jsp page 如果用户在session对象中有用户id ，那么用户可以继续，处理仍停留在welcome . jsp页面。
At the same time , investors disagree with each other on whether technical analysis is useful in our country ' s securities market in factual work 同时在实际操作中投资者对技术分析在我国证券市场投资中有用性与否分歧较大。
When new year approaches people set off fire crackers to welcome the new year , and get rid of evil . thus , bamboo is the symbol of good luck 在民间传说中有用放爆竹以除旧迎新、除邪恶保平安的习惯，所以在中国的装饰上被作为平安吉祥的象征。
You can add a table to a page either from the toolbox or using a dialog box that offers options for setting table and cell properties 您可以从工具箱向页面添加表，也可以使用特定的对话框向页面添加表，该对话框中有用来设置表和单元格属性的选项。
Basic information of meteorology ( temperature , humidity , wind speed , precipitation , etc ) is very important because these data are useful in plant design 基本的气象资料（温度，湿度，风速，降水量等）是非常重要的，因为这些资料在工厂设计中有用。
Therefore , a quantity of storage medium may not only be reduced but the useful cross - hole seismic during the successive procession may be avoided to be missed 不仅可大大减少存储介质的数量，而且保证了后续资料处理中有用的井间地震信息不损失。
However , don ' t forget to now and then have some fun and experiment a bit . occasionally , you will discover something that will be useful in match play . and , finally , good luck ! 然而，不要忘了而今往后有兴趣再练一下。偶尔你会发现一些比赛中有用的东西。最后，祝你好运！
There are treasures chiseled with the topaz in ancient jade articles , chisel the cup of three sheep of topaz made such as qianlong year of qing dynasty , the different beast s shape bottle of topaz , the topaz fingered citron , etc . 古代玉器中有用黄玉琢成的珍品，如清代乾隆年间琢制的黄玉三羊樽，黄玉异兽形瓶，黄玉佛手等。
