Report - 第八讲 压强.docx - czwlzx.com  · Web view第2题图 . 3 ．(2017·南充)边长12 cm的均匀正方体，重为72 N，放在水平桌面中央，则正方体对桌面的压强为_____Pa；如图所示，若沿水平方向裁下一部分

Select PornographicDefamatoryIllegal/UnlawfulSpamOther Terms Of Service ViolationFile a copyright complaint

Please pass captcha verification before submit form