Propulsion control systems are generally composed of .1) Remote control device；2) telegraph system；3) Logical control unit；4) Speed and load control unit；5) Safety protection unit；6) Main engine pneumatic control system A: 1) 2) 3) 4) 5) 6) B: 1) 2) 3) 4) 5) C: 1) 2) 3) 6) D: 2) 3) 4) 5) 6)
Propulsion control systems are generally composed of .1) Remote control device；2) telegraph system；3) Logical control unit；4) Speed and load control unit；5) Safety protection unit；6) Main engine pneumatic control system A: 1) 2) 3) 4) 5) 6) B: 1) 2) 3) 4) 5) C: 1) 2) 3) 6) D: 2) 3) 4) 5) 6)
Unit 4 单词连线(副本) Unit 4 Matching单词连线
Unit 4 单词连线(副本) Unit 4 Matching单词连线
Unit 5
Unit 5
本学期要学习的内容是《新编实用英语综合教程（2）》的哪几个单元呢？ A: Unit 3 Communication by Phone. B: Unit 4 Hotel Service. C: Unit 5 Food Culture. D: Applying for a Job.
本学期要学习的内容是《新编实用英语综合教程（2）》的哪几个单元呢？ A: Unit 3 Communication by Phone. B: Unit 4 Hotel Service. C: Unit 5 Food Culture. D: Applying for a Job.
Unit 4 1
Unit 4 1
Unit 8: Passage 5
Unit 8: Passage 5
3. Unit 5 Education
3. Unit 5 Education
Unit 8: Passage 4
Unit 8: Passage 4
Exercise 4， Unit 3
Exercise 4， Unit 3
The pattern used in Text A, Unit 4 is ______.
The pattern used in Text A, Unit 4 is ______.