Manila slings should not be used to load（）.
A: cotton
B: lumber
C: steel
D: tire
A: cotton
B: lumber
C: steel
D: tire
举一反三
- Choose the correct word for the definition: an element used in construction usually made of steel, concrete, or wood. A: sand B: grains C: lumber D: beam
- Which of the following were major industries in Britain mentioned in today's reading? Choose ALL that apply.（5.0分） A: cotton B: computers C: steel D: coal E: lumber F: iron G: natural gas
- What is the major industry in South Chicago? A: Housing B: Harbor C: Lumber D: Steel
- Competely annealing is mainly used for ( ). A: hypoeutectoid steel B: eutectoid steel C: hypereutectoid steel D: all steel
- Which of the following containers should not be used when cooking eggs? A: silver container B: stainless steel container C: ceramic container D: aluminum container