Producing a thermogram is ______.
A: expensive because of the high voltage the machine requires
B: a time-consuming process
C: inexpensive after the machine is purchased
D: an unsafe procedure
A: expensive because of the high voltage the machine requires
B: a time-consuming process
C: inexpensive after the machine is purchased
D: an unsafe procedure
举一反三
- The company has been producing this model of machine tool (__) 2018. A: since B: after C: for D: before
- Equipment for washing A: low consistence washing machine B: medium consistence washing machine C: high consistence washing machine D: Diffusion washing machine
- n. a machine for producing electricity; A: generator B: geometry C: instruction D: gratitude
- The weekly radio program is on ______. A: difficult B: expensive C: time consuming
- I can’t afford it, because it’s too(inexpensive). expensive