单词:oxygen depletion safety shut off device
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24 Workplace Safety GLOSSARY memo memorandum; a short, one-page written document used in offices to inform someone about a situation or decision without providing very much detail * If you have a suggestion for how our company can sell more, please w
A: Would it be all right if I asked you a few questions about your in-flight instructions? B: I would love to help clarify any questions you might have. A: When you were talking about the nearest exit, what were you talking about? B: Theres a card in
EXPLORATIONS -April 3, 2002: Spacesuit History By Paul Thompson VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today we tell a
New Device May Help Jet Pilots 新的设备能够检测出飞行员的晕厥 While flying high above Earths surface, jet fighter pilots may suffer loss of eyesight for brief periods. Some pilots may even lose consciousness -- not being able to recogn
介绍: smog 雾霾 mask 口罩、面膜 A mask is an object normally worn on the face, typically for protection, disguise(伪装), performance, or entertainment. gas mask 防毒面 oxygen mask 氧气面罩 air purifier /?pj?r?fa??r/ 空气净化器
Lon: Whats this? Abigail: Its a memo about a safety inspection scheduled for next week. Lon: A safety inspection? How are we ever going to pass a safety inspection? Abigail: What do you mean? This isnt an unsafe workplace. Weve had a good record. Non