Contact us
Choose a category below so we can get back to you as quickly as possible.
先在天平上稱出質量,記錄 之後取量筒其中放入一定量的水記錄體積為V1,將石子放入後記錄體積V2,V2-V1就是石子的體積 將石子的質量除以體積得密度
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.