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C.
穿防护服同时佩戴呼吸器具和防护手套
D.
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反馈参考答案：
举一反三
【简答题】分析下图选择正确的答案填空。 设负载不变,当电网电压波动使u2增大时,则IR将 ,Iz将 ,Uo将 (A:增大;B:减小;C:基本不变)。
【单选题】电路如图 9.7 所示,设电路正常工作,当电网电压波动而使 U2 增大时 ( 负载不变 ) ,则流经负载的电流将 ( )
A.
增大
B.
减小
C.
基本不变
D.
不确定
【简答题】分析下图选择正确的答案填空。(填写字母) 设负载不变,当电网电压波动使u2增大时,则IR将 ,Iz将 ,Uo将 (A:增大;B:减小;C:基本不变)。
【单选题】在HTML中，用于设置页面元信息的标示符是（ ）
A.
</div>
</div>
<div class="tiOption_2d3js"><span>B.</span>
<div>
<base>
</div>
</div>
<div class="tiOption_2d3js"><span>C.</span>
<div>
<head>
</div>
</div>
<div class="tiOption_2d3js"><span>D.</span>
<div>
<meta>
</div>
</div>
</div>
<div class="tiSimilarBottom_3YhDx"><a href="https://www.pipixue.com/ti/79b0fb1073e54b86b96665934f598071.html" class="tiSimilarBtn_3BCqz">查看完整题目与答案</a>
<div class="tiSimilarLinks_1v5gR"></div>
</div>
</div>
<div class="tiSimilarTi_18-DM">
<div class="tiSimilarTiTitle_2-ufC">【单选题】电路如图7-6所示,设电路正常工作,且负载不变,当电网电压波动而使U 2 增大时,I DZ 将( )。</div>
<div class="tiOptions_35AIK">
<div class="tiOption_2d3js"><span>A.</span>
<div>增大</div>
</div>
<div class="tiOption_2d3js"><span>B.</span>
<div>减小</div>
</div>
<div class="tiOption_2d3js"><span>C.</span>
<div>基本不变</div>
</div>
<div class="tiOption_2d3js"><span>D.</span>
<div>变为零</div>
</div>
</div>
<div class="tiSimilarBottom_3YhDx"><a href="https://www.pipixue.com/ti/a4d49ece6a8d40eea7d45cb2a67a7021.html" class="tiSimilarBtn_3BCqz">查看完整题目与答案</a>
<div class="tiSimilarLinks_1v5gR"></div>
</div>
</div>
<div class="tiSimilarTi_18-DM">
<div class="tiSimilarTiTitle_2-ufC">【单选题】The sign says that children are admitted only if ________ by an adult.</div>
<div class="tiOptions_35AIK">
<div class="tiOption_2d3js"><span>A.</span>
<div>to be accompanied</div>
</div>
<div class="tiOption_2d3js"><span>B.</span>
<div>accompanying</div>
</div>
<div class="tiOption_2d3js"><span>C.</span>
<div>accompanied</div>
</div>
<div class="tiOption_2d3js"><span>D.</span>
<div>to accompany</div>
</div>
</div>
<div class="tiSimilarBottom_3YhDx"><a href="https://www.pipixue.com/ti/c511265a5bda402e9e2fa46207d664a5.html" class="tiSimilarBtn_3BCqz">查看完整题目与答案</a>
<div class="tiSimilarLinks_1v5gR"></div>
</div>
</div>
<div class="tiSimilarTi_18-DM">
<div class="tiSimilarTiTitle_2-ufC">【单选题】下列哪一个函数用于正则表达式的匹配?</div>
<div class="tiOptions_35AIK">
<div class="tiOption_2d3js"><span>A.</span>
<div>preg_replace （）</div>
</div>
<div class="tiOption_2d3js"><span>B.</span>
<div>preg_split （）</div>
</div>
<div class="tiOption_2d3js"><span>C.</span>
<div>preg_grep （）</div>
</div>
<div class="tiOption_2d3js"><span>D.</span>
<div>preg_match （）</div>
</div>
</div>
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<div class="tiSimilarLinks_1v5gR"></div>
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<div class="tiSimilarTi_18-DM"><a href="https://www.pipixue.com/ti/32826a6ef72a450cb659190150a69850.html">
<div class="tiSimilarTiTitle_2-ufC">【单选题】电路如图 9.7 所示,设电路正常工作,当电网电压波动而使 U2 增大时 ( 负载不变 ) ,则流经负载的电流将 ( )</div>
<div class="tiOptions_35AIK">
<div class="tiOption_2d3js"><span>A.</span>
<div>增大</div>
</div>
<div class="tiOption_2d3js"><span>B.</span>
<div>减小</div>
</div>
<div class="tiOption_2d3js"><span>C.</span>
<div>基本不变</div>
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<div class="tiOption_2d3js"><span>D.</span>
<div>不确定</div>
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<div class="tiSimilarTi_18-DM"><a href="https://www.pipixue.com/ti/347ce82ee91747e89c0959aee88a97f6.html">
<div class="tiSimilarTiTitle_2-ufC">【单选题】设电路正常工作，当电网电压波动而使U2增大，负载不变，则IR将（ ）</div>
<div class="tiOptions_35AIK">
<div class="tiOption_2d3js"><span>A.</span>
<div>增大</div>
</div>
<div class="tiOption_2d3js"><span>B.</span>
<div>减小</div>
</div>
<div class="tiOption_2d3js"><span>C.</span>
<div>基本不变</div>
</div>
<div class="tiOption_2d3js"><span>D.</span>
<div>无法确定</div>
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</a>
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<div></div>
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<div class="tiSimilarTi_18-DM"><a href="https://www.pipixue.com/ti/3dc30fb2effd446e9e20fd8622c72aeb.html">
<div class="tiSimilarTiTitle_2-ufC">【单选题】古人云：“运筹帷幄中，决胜于千里之外”，这里的“运筹帷幄”反映了管理的哪一个职能？（）</div>
<div class="tiOptions_35AIK">
<div class="tiOption_2d3js"><span>A.</span>
<div>计划职能</div>
</div>
<div class="tiOption_2d3js"><span>B.</span>
<div>组织职能</div>
</div>
<div class="tiOption_2d3js"><span>C.</span>
<div>领导职能</div>
</div>
<div class="tiOption_2d3js"><span>D.</span>
<div>控制职能</div>
</div>
</div>
</a>
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<div class="tiSimilarTi_18-DM"><a href="https://www.pipixue.com/ti/4b81c834eda04d408106bb179a127088.html">
<div class="tiSimilarTiTitle_2-ufC">【单选题】设电路正常工作，当电网电压波动而使U2增大，负载不变，则Iz将（ ）</div>
<div class="tiOptions_35AIK">
<div class="tiOption_2d3js"><span>A.</span>
<div>增大</div>
</div>
<div class="tiOption_2d3js"><span>B.</span>
<div>减小</div>
</div>
<div class="tiOption_2d3js"><span>C.</span>
<div>基本不变</div>
</div>
<div class="tiOption_2d3js"><span>D.</span>
<div>无法确定</div>
</div>
</div>
</a>
<div class="tiSimilarBottom_3YhDx"><a href="https://www.pipixue.com/ti/4b81c834eda04d408106bb179a127088.html" class="tiSimilarBtn_3BCqz">查看完整题目与答案</a>
<div></div>
</div>
</div>
<div class="tiSimilarTi_18-DM"><a href="https://www.pipixue.com/ti/4faeaaec58844acfba67c56af18bd543.html">
<div class="tiSimilarTiTitle_2-ufC">【简答题】分析下图选择正确的答案填空。(填写字母) 设负载不变,当电网电压波动使u2增大时,则IR将 ,Iz将 ,Uo将 (A:增大;B:减小;C:基本不变)。</div>
</a>
<div class="tiSimilarBottom_3YhDx"><a href="https://www.pipixue.com/ti/4faeaaec58844acfba67c56af18bd543.html" class="tiSimilarBtn_3BCqz">查看完整题目与答案</a>
<div></div>
</div>
</div>
<div class="tiSimilarTi_18-DM"><a href="https://www.pipixue.com/ti/79b0fb1073e54b86b96665934f598071.html">
<div class="tiSimilarTiTitle_2-ufC">【单选题】在HTML中，用于设置页面元信息的标示符是（ ）</div>
<div class="tiOptions_35AIK">
<div class="tiOption_2d3js"><span>A.</span>
<div>
<title>
</div>
</div>
<div class="tiOption_2d3js"><span>B.</span>
<div>
<base>
</div>
</div>
<div class="tiOption_2d3js"><span>C.</span>
<div>
<head>
</div>
</div>
<div class="tiOption_2d3js"><span>D.</span>
<div>
<meta>
</div>
</div>
</div>
</a>
<div class="tiSimilarBottom_3YhDx"><a href="https://www.pipixue.com/ti/79b0fb1073e54b86b96665934f598071.html" class="tiSimilarBtn_3BCqz">查看完整题目与答案</a>
<div></div>
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<div class="tiSimilarTi_18-DM"><a href="https://www.pipixue.com/ti/a4d49ece6a8d40eea7d45cb2a67a7021.html">
<div class="tiSimilarTiTitle_2-ufC">【单选题】电路如图7-6所示,设电路正常工作,且负载不变,当电网电压波动而使U 2 增大时,I DZ 将( )。</div>
<div class="tiOptions_35AIK">
<div class="tiOption_2d3js"><span>A.</span>
<div>增大</div>
</div>
<div class="tiOption_2d3js"><span>B.</span>
<div>减小</div>
</div>
<div class="tiOption_2d3js"><span>C.</span>
<div>基本不变</div>
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<div class="tiOption_2d3js"><span>D.</span>
<div>变为零</div>
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<div class="tiSimilarBottom_3YhDx"><a href="https://www.pipixue.com/ti/a4d49ece6a8d40eea7d45cb2a67a7021.html" class="tiSimilarBtn_3BCqz">查看完整题目与答案</a>
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<div class="tiSimilarTi_18-DM"><a href="https://www.pipixue.com/ti/c511265a5bda402e9e2fa46207d664a5.html">
<div class="tiSimilarTiTitle_2-ufC">【单选题】The sign says that children are admitted only if ________ by an adult.</div>
<div class="tiOptions_35AIK">
<div class="tiOption_2d3js"><span>A.</span>
<div>to be accompanied</div>
</div>
<div class="tiOption_2d3js"><span>B.</span>
<div>accompanying</div>
</div>
<div class="tiOption_2d3js"><span>C.</span>
<div>accompanied</div>
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<div class="tiOption_2d3js"><span>D.</span>
<div>to accompany</div>
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<div class="tiSimilarTiTitle_2-ufC">【单选题】下列哪一个函数用于正则表达式的匹配?</div>
<div class="tiOptions_35AIK">
<div class="tiOption_2d3js"><span>A.</span>
<div>preg_replace （）</div>
</div>
<div class="tiOption_2d3js"><span>B.</span>
<div>preg_split （）</div>
</div>
<div class="tiOption_2d3js"><span>C.</span>
<div>preg_grep （）</div>
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<div class="tiOption_2d3js"><span>D.</span>
<div>preg_match （）</div>
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