Examlex
According to the scales in the figure,about how many times stronger is gravity on Earth than on the Moon?
Abbreviation
A shortened form of a word or phrase used to save space or avoid repetition.
Hexagon
A polygon with six edges and six vertices, often seen in tools, nuts, and bolts due to its efficient load distribution and ease of wrenching.
Spotface
A localized, flat surface machined on a part, typically around a hole, providing a seating surface for a fastener or bearing.
Bushings
Mechanical components used to reduce friction between rotating shafts and stationary support members, often serving as a replaceable lining.
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