试验人员根据《路面标线用玻璃珠》（GB/T 24722-2020）A送样的1号玻璃珠密度进行检测，测得的数据如下表所示。该玻璃珠的密度为（）。 <table class="MsoTableGrid" border="1" cellspacing="0" style="border: none;"><tbody><tr><td width="123" valign="center" style="width:92.6500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext; mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext; border-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext; mso-border-bottom-alt:0.5000pt solid windowtext;">玻璃珠样品的质量W1（g）<o:p></o:p></td><td width="166" valign="center" style="width:124.8000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext; mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext; border-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext; mso-border-bottom-alt:0.5000pt solid windowtext;">装有100mL二甲苯后量筒的质量W2（g）<o:p></o:p></td><td width="250" valign="center" style="width:188.2000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext; mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext; border-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext; mso-border-bottom-alt:0.5000pt solid windowtext;">装入玻璃珠样品盒二甲苯至刻度100mL后量筒的质量W3（g）<o:p></o:p></td></tr><tr><td width="123" valign="center" style="width:92.6500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext; mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext; border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext; mso-border-bottom-alt:0.5000pt solid windowtext;">99<o:p></o:p></td><td width="166" valign="center" style="width:124.8000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext; mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext; border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext; mso-border-bottom-alt:0.5000pt solid windowtext;">172<o:p></o:p></td><td width="250" valign="center" style="width:188.2000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext; mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext; border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext; mso-border-bottom-alt:0.5000pt solid windowtext;">244<o:p></o:p></td></tr><tr><td width="123" valign="center" style="width:92.6500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext; mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext; border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext; mso-border-bottom-alt:0.5000pt solid windowtext;">102<o:p></o:p></td><td width="166" valign="center" style="width:124.8000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext; mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext; border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext; mso-border-bottom-alt:0.5000pt solid windowtext;">176<o:p></o:p></td><td width="250" valign="center" style="width:188.2000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext; mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext; border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext; mso-border-bottom-alt:0.5000pt solid windowtext;">239<o:p></o:p></td></tr><tr><td width="123" valign="center" style="width:92.6500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext; mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext; border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext; mso-border-bottom-alt:0.5000pt solid windowtext;">100<o:p></o:p></td><td width="166" valign="center" style="width:124.8000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext; mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext; border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext; mso-border-bottom-alt:0.5000pt solid windowtext;">174<o:p></o:p></td><td width="250" valign="center" style="width:188.2000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext; mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext; border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext; mso-border-bottom-alt:0.5000pt solid windowtext;">247<o:p></o:p></td></tr><tr><td width="540" valign="center" colspan="3" style="width:405.6500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext; mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext; border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext; mso-border-bottom-alt:0.5000pt solid windowtext;">已知在该室温下二甲苯密度为0.86g/cm³<o:p></o:p></td></tr></tbody></table>

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试验人员根据《路面标线用玻璃珠》（GB/T 24722-2020）A送样的1号玻璃珠密度进行检测，测得的数据如下表所示。该玻璃珠的密度为（）。玻璃珠样品的质量W1（g）装有100mL二甲苯后量筒的质量W2（g）装入玻璃珠样品盒二甲苯至刻度100mL后量筒的质量W3（g）99172244102176239100174247已知在该室温下二甲苯密度为0.86g/cm³

发布时间：2024年09月14日 16:31 中迅网校阅读量：92

试验人员根据《路面标线用玻璃珠》（GB/T 24722-2020）A送样的1号玻璃珠密度进行检测，测得的数据如下表所示。该玻璃珠的密度为（）。

玻璃珠样品的质量W₁（g）	装有100mL二甲苯后量筒的质量W₂（g）	装入玻璃珠样品盒二甲苯至刻度100mL后量筒的质量W₃（g）
99	172	244
102	176	239
100	174	247
已知在该室温下二甲苯密度为0.86g/cm³

A

2.9g/cm³
B

2.86g/cm³
C

3.2g/cm³
D

3.16g/cm³

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