Engineering Unit 6

0 8 词汇卡 macieknowicki86

开始学习

问题		答案
równia pochyła, pochylnia 开始学习		inclined plane this machine is slanted surface that makes it easier to move heavy loads.
blok, krążek 开始学习		pulley A pulley is like a wheel an axle. It use a pore wrapped around a wheel to raise and lower heavy objects.
punkt podparcia 开始学习		fulcrum The point on which an object balances or turn
koło i oś 开始学习		wheel and axle This machine rolls objects to reduce friction.
śruba 开始学习		screw This machine is turned drill through wood easily.
dźwignia 开始学习		lever Lever creates leverage by turning a long arm against a fulcrum.
klin 开始学习		wedge This machine can split objects and push apart the pieces.
siła dźwigni 开始学习		leverage the power that a lever gives you to move things

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