A、<span style=";font-family:宋体;font-size:14px">0.2<span style="font-family:宋体">± </span></span></p><p></p>
B、<span style=";font-family:宋体;font-size:14px">0.2 </span></p><p></p>
C、<span style=";font-family:宋体;font-size:14px">0.2<span style="font-family:宋体">% </span></span></p><p></p>
D、<span style=";font-family:宋体;font-size:14px">±<span style="font-family:Calibri">0.2</span></span></p><p></p>
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