用喷油的工艺措施对塑胶玩具进行表面涂饰，在整个表面上需要全部喷油的情况时，采用散枪喷油。
参考答案：对
Fill in the blanks with the given words. 用所给单词的适当形式填空。
1. He (catch) an apple down from the tree.
2. She gets a bunch (束) of (flower) from him.
3. Li Ming is (shop) in a big department store.
4. Danny (hurt) his hand yesterday.
5. It will be a warm, (sun) day tomorrow.
心室肌细胞动作电位平台期是下列哪能离子跨膜流动的综合结果（ ）
A．Na+ 内流，Cl- 外流
B．Na+ 外流，Cl- 内流
C．Ca2+ 内流，K+ 外流
D． K+ 内流 Ca2+ 外流
E．Na+ 内流 ，K2+ 外流
