Which is more brittle, glass or steel? A: glass B: steel
Which is more brittle, glass or steel? A: glass B: steel
“Brittle fracture”和“Ductile Fracture ”的含义分别是
“Brittle fracture”和“Ductile Fracture ”的含义分别是
Their happiness was very ______. A: crisp B: brittle C: delicate D: fragile
Their happiness was very ______. A: crisp B: brittle C: delicate D: fragile
Brittle materials are approximately considered as those with a fracture strain of less than about( ).
Brittle materials are approximately considered as those with a fracture strain of less than about( ).
The outside lies the wide and brittle world of _____________________,so it is increasingly unnecessary for people to leave the house these days?
The outside lies the wide and brittle world of _____________________,so it is increasingly unnecessary for people to leave the house these days?
The compressive strength of brittle materials is generally （ ） than its tensile strength.。 A: higher B: equal C: lower
The compressive strength of brittle materials is generally （ ） than its tensile strength.。 A: higher B: equal C: lower
Are today’s students more emotionally （） than their predecessors A: crisp B: brittle C: delicate D: fragile
Are today’s students more emotionally （） than their predecessors A: crisp B: brittle C: delicate D: fragile
Ionic bonded materials are characterized by the following properties except . A: hard B: brittle C: conductor D: high melting temperature
Ionic bonded materials are characterized by the following properties except . A: hard B: brittle C: conductor D: high melting temperature
In the as-quenched state, martensite is very hard and so brittle that a heat treatment known as_________must be accomplished sequently. A: normalizing B: annealing C: tempering D: austempering
In the as-quenched state, martensite is very hard and so brittle that a heat treatment known as_________must be accomplished sequently. A: normalizing B: annealing C: tempering D: austempering
Among the main failure modes of the inclined section in flexural members, the inclined tension failure and the inclined compression failure belong to brittle failure, and the shear-compression failure belongs to ductile failure.
Among the main failure modes of the inclined section in flexural members, the inclined tension failure and the inclined compression failure belong to brittle failure, and the shear-compression failure belongs to ductile failure.