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问题 单项选择题

排列发车进路时，进路始端按钮表示灯亮稳定灯光（白光带尚未显示）表示（）。

A、正在选路

B、进路上的道岔正在转换

C、进路上的道岔已锁闭

D、进路已建立

答案

参考答案：B

单项选择题

The approach we propose is a system-oriented methodology for knowledge acquisition. This orientation emphasizes ongoing documentation throughout each cycle and technique applied. Program-wide documentation is suggested, both for the purpose of internal (71) and for later verification and (72) efforts: The documentation system we propose includes a central "knowledge acquisition (73) "which is (74) to reflect knowledge acquisition plans, session nodes, and domain expert participation. Specifically, (75) within the database system include knowledge acquisition forms, which document plans for, and notes from, knowledge acquisition session, domain expert file, and rule content forms.

（73）处填（）。

A．dataset

B．collection

C．file

D．database
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单项选择题

下列哪种病因引起的疼痛不能使用吗啡()

A．心肌梗死剧痛而血压正常者

B．癌症引起的剧痛

C．颅脑外伤伴颅内压增高的剧痛

D．大面积烧伤引起的剧痛

E．严重创伤引起的剧痛
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