Unit 1 Introduction to History of Welding Part Ⅰ Technical and Practical Reading Passage A History of Welding （Ⅰ） Passage B History of Welding （Ⅱ) Part Ⅱ Glance at the Welding Part Ⅲ Put into Use Section A Have a Try Section B Welding Troubleshooting Part Ⅳ Match Your Skills Unit 2 Introduction to Personal Protective Equipment Part Ⅰ Technical and Practical Reading Passage A Personal Protective Equipment （Ⅰ) Passage B Personal Protective Equipment （Ⅱ) Part Ⅱ Glance at the Welding Part Ⅲ Put into Use Section A Have a Try Section B Welding Troubleshooting Part Ⅳ Match Your Skills Unit 3 Introduction to Types of Welds Part Ⅰ Technical and Practical Reading Passage A History of Welding （Ⅰ) Passage B History of Welding （Ⅱ) Part Ⅱ Glance at the Welding Part Ⅲ Put into Use Section A Have a Try Section B Welding Troubleshooting Part Ⅳ Match Your Skills Unit 4 Introduction to SMAW and GTAW Part Ⅰ Technical and Practical Reading Passage A History of Welding （Ⅰ) Passage B History of Welding （Ⅱ) Part Ⅱ Glance at the Welding Part Ⅲ Put into Use Section A Have a Try Section B Welding Troubleshooting Part Ⅳ Match Your Skills Unit 5 Introduction to GMAW and SAW Part Ⅰ Technical and Practical Reading Passage A History of Welding （Ⅰ) Passage B History of Welding （Ⅱ) Part Ⅱ Glance at the Welding Part Ⅲ Put into Use Section A Have a Try …… Unit 6 Introduction to Resistance Welding Unit 7 Overview of FSW and LW Unit 8 Welding Safety Quick-Guide Unit 9 Introduction to Practical Operation Unit 10 Introduction to Welding Certification Keys and Translations
鄂公網(wǎng)安備 42010302001612號(hào) 