单选题
发布日期:2021-03-22
a closed loop control system
an open loop control system
a boiler control system
a steering gear
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我们提出推进国家治理体系和治理能力现代化,()是国家治理的重要依据,要发挥其在这个进程中的重要作用。
后张法预制梁板的施工过程中,张拉应按设计要求在二端同时对称张拉,张拉时千斤顶的作用线必须与( )重合,两端各项张拉操作必须一致。
以下为预测预激综合征高危旁路的指征,其中不正确的是()。
事故报告分为()和书面报告两种。
慢性充血性心衰心功能分级中,"轻度活动时迅速出现心悸、疲劳和呼吸困难,心脏中度增大,下肢水肿"属于心功能分级()。
一氧化碳中毒时,最容易损害的器官或组织是()
VTP的3种模式是()、()、()。
给药的方式有()、()、()
脱氧吡啶酚表现出更高骨吸收特异性和灵敏度的原因除外()
紧邻于肾后方的肌肉是( )。
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