What is the most commonly used evaluation parameter of surface roughness - 播寶寶

首頁題庫

題目：What is the most commonly used evaluation parameter of surface roughness

騰訊雲服務器2核/2G/3M（61元/首年） 騰訊輕量雲2核/2G/4M（99元/年續費同價）騰訊雲服務器老用戶專享

What is the most commonly used evaluation parameter of surface roughness

A.Yn

B.Ra

C.Ry

D.Rz

正確答案：Ra

關鍵字：智慧樹

相關試題

1.How much is the upper deviation of h6 2.What is the fit of H7/f6？ 3.In hole based system of fit， what is the basic devitaion symmbol of the hole 4.The dimension chain should be closed。 5.What principle does one should follow in set position of a part？

推薦

返回頂部