Contact us
Choose a category below so we can get back to you as quickly as possible.
先求質量為270克的實心鉛球的體積,為270/11.34=23.81立方厘米.那麼這個空心鉛球的空心體積為150-23.81=126.19立方厘米,這部分裝水增重1*126.19=126.19克,最後總重270+126.19=396.19克.
We and our partners use cookies and other technologies to analyze traffic and optimize your experience. View more info and control your cookies settings at any time in our Cookies Policy.