问题  |
答案 |
|
开始学习
|
|
to put to use, to bring into action, to put into effect
|
|
|
|
开始学习
|
|
having hardness and rigidity but little tensile strength, fragile, easily damaged
|
|
|
|
开始学习
|
|
capable of catching fire and burning; inflammable
|
|
|
|
开始学习
|
|
to press together; force into less space
|
|
|
|
开始学习
|
|
|
|
|
|
开始学习
|
|
the power to conduct electricity or heat
|
|
|
|
开始学习
|
|
to pierce or gore a hole in something
|
|
|
|
开始学习
|
|
ability of a material to deform under a tensile load
|
|
|
|
开始学习
|
|
capable of returning to its original length, or shape after being stretched, deformed or compressed
|
|
|
|
开始学习
|
|
weakness in something, such as a metal part or structure, often caused by repeated bending
|
|
|
|
开始学习
|
|
maximum stress a material can withstand under repeated loading
|
|
|
|
开始学习
|
|
a prominent or conspicuous part or characteristic
|
|
|
|
开始学习
|
|
totally or almost unburnable
|
|
|
|
开始学习
|
|
easily set on fire, combustible
|
|
|
|
开始学习
|
|
capable of being bent, usually without breaking
|
|
|
|
开始学习
|
|
strength or power exerted upon an object
|
|
|
|
开始学习
|
|
easily broken, shattered, or damaged; delicate, brittle
|
|
|
|
开始学习
|
|
a force resisting the relative motion of solid surfaces, fluid layers and material elements sliding against each other
|
|
|
|
开始学习
|
|
solid and firm to the touch; not soft
|
|
|
|
开始学习
|
|
of great weight; hard to lift or carry
|
|
|
|
开始学习
|
|
a hollow place in a solid body or mass; a cavity
|
|
|
|
开始学习
|
|
to cover with a material that prevents or reduces the passage, transfer or leakage of heat, electricity or sound
|
|
|
|
开始学习
|
|
material that is used to stop heat, sound, or electricity from escaping or entering
|
|
|
|
开始学习
|
|
a heavy, comparatively soft, malleable, bluish-gray metal
|
|
|
|
开始学习
|
|
to move or bring (something) upward from the ground or other support to a higher position; hoist
|
|
|
|
开始学习
|
|
of little weight; not heavy
|
|
|
|
开始学习
|
|
condensed or diffused liquid; especially water
|
|
|
|
开始学习
|
|
not transparent or translucent; not allowing light to pass through
|
|
|
|
开始学习
|
|
to pierce or pass into or through
|
|
|
|
开始学习
|
|
to carry out; execute; do
|
|
|
|
开始学习
|
|
to penetrate through pores, interstices; to pass into
|
|
|
|
开始学习
|
|
a substance that allows liquids or gases to go through it
|
|
|
|
开始学习
|
|
a place, especially a house, in which a person lives; a dwelling place
|
|
|
|
开始学习
|
|
ability of a material to absorb energy when it is deformed elastically (MPa), combination of strength and elasticity
|
|
|
|
开始学习
|
|
to withstand, strive against
|
|
|
|
开始学习
|
|
stiff or unyielding; hard; not flexible; firmly fixed
|
|
|
|
开始学习
|
|
having a coarse or uneven surface; not smooth
|
|
|
|
开始学习
|
|
a highly elastic solid substance made from the juice of a tropical tree or artificially
|
|
|
|
开始学习
|
|
the red or orange coating that forms on the surface of iron when exposed to air and moisture
|
|
|
|
开始学习
|
|
to break apart because of a sideways or torsion
|
|
|
|
开始学习
|
|
a force that tends to produce a sliding failure on a material
|
|
|
|
开始学习
|
|
maximum shear stress a material can withstand
|
|
|
|
开始学习
|
|
material, such as metal, glass, or paper in the form of broad, relatively thin pieces
|
|
|
|
开始学习
|
|
completely flat and even, e.g., a smooth surface; not rough
|
|
|
|
开始学习
|
|
yielding, readily to touch or pressure; easily penetrated, divided or changed in shape
|
|
|
|
开始学习
|
|
ability of an object to resist deformation in response to an applied force; rigidity
|
|
|
|
开始学习
|
|
deformation of a body or structure as a result of an applied force
|
|
|
|
开始学习
|
|
the quality or state of being strong
|
|
|
|
开始学习
|
|
capable of being stretched or drawn out; ductile
|
|
|
|
开始学习
|
|
strong and durable; not easily broken or cut
|
|
|
|
开始学习
|
|
permitting light to pass through but diffusing it, so that persons, objects, etc., on the opposite side are not clearly visible
|
|
|
|
开始学习
|
|
to send or forward; to pass or spread; to communicate
|
|
|
|
开始学习
|
|
having the property of transmitting rays of light through its substance, so that bodies situated beyond or behind can be distinctly seen
|
|
|
|
开始学习
|
|
a visible exhalation, such as fog, mist, steam, smoke, diffused through or suspended in the air
|
|
|
|
开始学习
|
|
|
|
|
