电子电气英语【电子电气员】题库

单选题 1分

Which of the following statements is correct concerning the viscosity of lubricating oil?

  • A. Viscosity will increase as temperature increases.
  • B. Viscosity is a measure ofa fluids internal resistance to flow.
  • C. Viscosity will decrease as temperature decreases.
  • D. Viscosity is not dependent on temperature.
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The electric actuator of the DGS 8800e digital adjustable-speed control system consists of ______.
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The actuator position feedback is to control ______in DGS8800e digital adjustable-speed control system.
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相关试卷

第一章 船舶概论
第二章 船舶电气
第三章 轮机自动控制技术
第四章 船舶计算机网络
第五章 通信与导航设备
第六章 船舶管理