选择瓷砖应该注意哪些？
<p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">选择瓷砖</span></b><b><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><span style="mso-spacerun: yes;"><font face="Times New Roman"> </font></span></span></b><b><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">注意“表里如一”</span></b><b><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><p></p></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">表面：</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">一、观察尺寸</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">先测量边长是否合规格，再拿几块叠在一起，观察尺寸出入大不大，小砖偏差允许</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><font face="Times New Roman">1mm,</font></span><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">大砖偏差允许</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><font face="Times New Roman">2mm</font></span><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">。</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">二、观察变形程度</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">拿两块砖并排紧靠，观察边缝是否小而直，再把两个砖面对扣起来，观察结合紧密度，有无凹凸，以平整和微凸为好。</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">三、观察表面图案细腻、逼真、有没有明显的缺色、继线、错位、杂斑、孔洞。可用墨水涂于砖的局部表面，过半分钟后用湿布擦干，观察表面是否残留色点，色点越多，就表示表面的孔洞越多，这样证明瓷砖釉面质量不高，搞污能力差。</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><font face="Times New Roman"> <p></p></font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">里面：</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">一、听声音</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">悬空敲打瓷砖，声音清脆，说明没有裂纹，烧结程度好，强度高。如果声音带沙哑，说明瓷砖可能有裂纹，声音发闷，意味着瓷砖烧结程度不好，强度低。</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">二、试手感</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">质量好，密度高的瓷砖，手感都比较沉，在瓷砖背面滴几点水，如果吸水越慢，证明密度越高，强度越高，产品质量越好。反之，证明瓷砖容易产生细毛孔，有色水进入瓷砖内部，容易产生永久性污渍，不利于清洁。</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">三、直接试铺</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">试铺几块同一型号的，站在</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><font face="Times New Roman">3</font></span><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">米外，看看有没有明显的色差，砖与砖之间的接缝是否平直，倒角是否均匀，试试脚感看看滑不滑。</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">四、查看检测报告</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">看看没有</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 12.0pt;"><font face="Times New Roman">cma</font></span><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">章的检测报告和</span><span lang="EN-US" style=
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