over square

形容词 adj.
中文释义

英文释义

形容词 adj.
  1. Of an internal combustion engine design, in which the diameter of the piston is greater than its stroke distance. not-comparable
    — An over square or short stroke engine occurs when the cylinder bore diameter is greater than its stroke length, giving a bore/stroke ratio greater than 1:1. An over square engine allows for larger valves in the cylinder head because the wider bore creates a broader combustion chamber.

词形变化

over-square alternative oversquare alternative

词汇关系

反义词
under square
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