For example, if an order status field is' Open ', then the shipment date should be null or blank.

例如，如果一个订单的状态字段是‘Open’，那么发货日期应该为null或空白。

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Name the project order and add a blank package called order Model to the order project on the second page of the wizard. (see Figure 1).

命名项目为order，并在向导的第二个页面上，对排序项目添加一个名为order Model的空白包(见于图1)。

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Mr Linton had resumed his seat by the bed; on my re-entrance, he raised his eyes, read the meaning of my blank aspect, and dropped them without giving an order, or uttering a word.

林惇先生坐在床边他的椅子上。我一进来，他抬起眼睛，从我呆呆的神色中看出了意思，便垂下眼睛，没有吩咐什么，也没有说一个字。

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He called 911 and they followed the police dispatcher's order to get out of the sinking single-engine plane, then "everything went blank, " Smidt said.

WSJ: NJ man in Hudson plane crash called wife, then 911