During
the development and application of the composite materials, we should
put ____ as the top priority.
A: Designability
B: Safety
C: Adaptability
D: Cost-effective
the development and application of the composite materials, we should
put ____ as the top priority.
A: Designability
B: Safety
C: Adaptability
D: Cost-effective
举一反三
- The<br/>safety coefficient of the capacity of composite materials is usually<br/>____ times of metal materials. A: 0.8-0.9 B: 1.0-1.25 C: 1.15-1.2 D: 1.5-2.0
- We are all for your suggestion that the trip ________ [br][/br]A) is to put off [br][/br]B )was put off [br][/br]C) should put off [br][/br]D) be put off
- The<br/>committee has put development as the priority of economic reforms. A: policy B: aim C: first D: rule
- According<br/>to the ratio between composite materials and structural weight, which<br/>of the following used most composite materials? ____. A: F-22 B: A380 C: A400M D: B787
- The development of the national economy is a top priority.