A notch，a rough diamond，steel trap 都可以用来“夸人”。（
举一反三
- 专门用来处理紧急情况的专门程序称作程序(TRAP)
- If the carbon content of a type of steel is 0.1%， this steel is a kind of （ ）. A: low-carbon steel B: medium-carbon steel C: high-carbon steel D: HTLA steel
- 通报既可以用来表扬人，也可以用来批评人。
- The first work to be carried out for trap evaluation is . A: Evaluation of trap reliability B: Evaluation of trap geological conditions C: Evaluation of trap PIIP D: Economic Evaluation of Trap Exploration
- Steel structure is the engineering structures made of shaped steel and steel plate.