航海英语视听说module wo Task Two Leaving port.ppt

Dialogue A ： 2. Read the text again and try to match definition with the words in the text. a. one of the duplex systems b. pressure measured at the exit port c. pump for circulating lubrication oil d. pump used for delivering fuel oil e. pump used for sending out fresh water used for cooling purposes f. type of oil used to ensure smooth movement of the cylinder g. a sleeve or structure provided for cooling a machine with circulating fresh water h. a valve which shows the flow of liquid inside an enclosed system Dialogue B ： 2. Read the text again and try to match definition with the words in the text. a. gear used for rotating a mechanical unit b. test running the engine using compressed air without supplying fuel c. a valve fitted to an engine through which combustion products are let out d. originally a ‘turbo-supercharger’; an exhaust-driven turbine is used to maintain the intake pressure e. a device used to adjust the flow of fuel Dialogue C ： 2. Read the text again and try to match definition with the words in the text. a. water supply for the boiler b. a machine which removes salt from sea water and makes distilled water c. a pump using the ejection force of water or air to remove something from a pipe d. a forced air system for eliminating collected soot e. an device to cut off the power source f. a generator driven by a turbine g. a device for tapping the heat of exhaust gas Part Four: Learning Outcomes Topic: Describe the procedures before leaving a port. Clues: (a) The preparations from the bridge; (b) The preparations from the engine room; (c) The preparations from the deck; Task TwoLeaving port Subtask Three Unberthing Operation Learning Objectives 1. Distinguish different mooring equipment in English. 2. Get familiar with the berthing orders in English 3. Start conversations with the others using the terms and phrases they have learnt in this Subtask Part One: Warm-up Task TwoLeaving port Subtask One Preparation from the Bridge Lea