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standard dimension ratio造句

"standard dimension ratio"是什么意思

造句與例句手機(jī)版

Pipe wall thickness is denoted by various schedules or for large bore polyethylene pipe in the UK by the Standard Dimension Ratio ( SDR ), defined as the ratio of the pipe diameter to its wall thickness.
It's difficult to see standard dimension ratio in a sentence. 用standard dimension ratio造句挺難的

相鄰詞匯

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