September 12: Boiler Basics Question 29 – True/False Questions 1: (A certain score will be given to the top 40 participants)

2015-09-13View Original

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1. Oxygen can burn, releasing a large amount of light and heat. （）

Reply #22015-09-13

1. Oxygen can burn, releasing a large amount of light and heat. (Mistake,)

Reply #32015-09-13

Oxygen can burn, releasing a large amount of light and heat. (X)

Reply #42015-09-13

Oxygen can burn, releasing a large amount of light and heat. (X)

Reply #52015-09-13

Oxygen can burn, releasing a large amount of light and heat. (X) Oxygen is a combustion aid and cannot burn. .

Reply #62015-09-13

Oxygen can burn, releasing a large amount of light and heat. (X)

Reply #72015-09-13

Error-----------------------------------------------------

Reply #82015-09-13

1. Oxygen can burn, releasing a large amount of light and heat. （）Wrong

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September 12: Boiler Basics Question 29 – True/False Questions 1: (A certain score will be given to the top 40 participants)

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