reinforcement的意思是:the action or process of reinforcing or strengthening ()
T.对
F.错
T.对
F.错
第1题
A.name
B.benefits
C.value
D.price
第2题
Which statement about fiber loading is not correct?
A.the amount of reinforcement in a composite material
B.is expressed in volume fraction
C.a factor influencing the composite
D.the strength of the composite is inversely proportional to the volume fraction of fiber present
第3题
Which of the following is not the requirement for matrix used in composites?
A) Ability to adhere to the fibers
B) Higher stiffness compared with reinforcement
C) No significant chemical reaction between the two phases
D) Thermochemical compatibility between the fibers and matrix material
第10题
A、△θ/△h
B、△h/△θ
C、Th △h/△θ
D、△h△θ/Th