相关考题
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单项选择题
You are creating a Windows Forms application for inventory management by using the .NET Framework 3.5.The application provides a form that allows users to maintain stock balances. The form has the following features： （1）A dataset named dsStockBalance to store the stock information （2）A business component named scInventory. The scInventory component provides a method named Save. You need to ensure that only the modified stock balances of dsStockBalance are passed to the scInventory Save method. Which code segment should you use？（）
A.A
B.B
C.C
D.D -
判断题
适当减小汽车轮胎径向刚度，可以改善汽车行驶平顺性。 -
填空题
精神疾病的病因学中生物因素包括：（）、（）、（）和其他生物因素。
