English Communication for Mechanical Engineers Part 3 主讲人: 康兰 机电工程学院 工程图学教研室

Part 3 Case Study Objectives: To show practical communication techniques in the field of ME. To demonstrate how to organize and express your ideas when you meet with different kinds of topics in ME. To improve your oral English communication skills in ME.

Case 1: Speaking Practice —health and safety at work Background: 1. Mechanical workers and engineers have to follow rules and regulations about safety at work. Why? protection of workers; protect their family: the secondary effect ; Safety in the workplace is critical to the success of your business Safety in the workplace is one of key elements to social security. 2. What kind of rules and regulations that workers should follow depends on their workplaces

Case 1: Speaking Practice —health and safety at work Name the safety items below and describe when and where workers should wear safety protection. Topic 1: goggles helmet Protective gloves protective overall 连身式防毒衣 Chemical protective clothing 防化服

Case 1: Speaking Practice —health and safety at work Name the safety signs below. Topic 2: Role play Work in pairs, A and B, imagine A is a security guard, B is a foreign visitor, explain the following signs to each other. Eye protection must be worn in this area Danger of Electric or high voltage Equipment operated by personnel without certificates forbidden unlicensed operation is not permitted Emergency Exit

Case 1: Speaking Practice —health and safety at work Topic 3: Should companies follow rules when they design safety signs in an occupational environment? If yes, why? Do you think what kind of rules they should follow when designing safety signs? Chinese National Standard The standard sets out the requirements for the design and use of safety signs. Mandatory signs 命令标志 These signs specify an instruction that must be carried out. Symbols (or pictograms) are depicted in white on a blue circular background. Sign wording, if necessary。

Case 1: Speaking Practice —health and safety at work Prohibition Signs 禁止标志 These signs that specify behavior or actions which are not permitted. The circle and slash is depicted in red over the action symbol in black. Sign wording, if necessary. Warning Signs 警告标志 These signs warn of hazards or a hazardous condition that is likely to be life-threatening. The hazard symbol is black on a yellow background and a triangle in black is depicted around the hazard symbol. Sign wording, if necessary. Information Signs 提示标志

Case 1: Speaking Practice —health and safety at work Information Signs 提示标志 These signs indicate the location of, or directions to emergency related facilities (exits, first aid, safety equipment, etc). Feature a white symbol and/or text on a green or red background.

Case 1: Speaking Practice —health and safety at work Topic 4: Ways to make safety rules or safety signs. Mandatory signs 1. Wear protective clothing. 2. Always wear protective clothing 2. Always wear protective clothing. 3. Protective clothing must be worn. Prohibition Signs Don’t…… (Do not wear loose-fitting clothing) No …… (No stocking) Alcohol not permitted on site Authorized personnel only

Case 1: Speaking Practice —health and safety at work Warning Signs：警告标志 Poison Danger of poison Radiation hazard Warning flammable material Warning industrial vehicles operating in area Caution/beware stairs Information Signs：提示标志 Smoking permitted in this area Escalator up Emergency exit

Case 1: Speaking Practice —health and safety at work

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