A、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt;mso-bidi-font-size: 10.5pt">密度<span lang="EN-US"><span style="mso-spacerun: yes"></span></span></span><p></p>
B、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt;mso-bidi-font-size: 10.5pt">密度变化<span lang="EN-US"><span style="mso-spacerun: yes"></span></span><span lang="EN-US"><span style="mso-spacerun: yes"></span></span></span>
C、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt;mso-bidi-font-size: 10.5pt">黏度<span lang="EN-US"><span style="mso-spacerun: yes"></span></span></span>
D、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt;mso-bidi-font-size: 10.5pt">黏度变化</span>