流量<br>
<span class="equation-text" contenteditable="false" data-index="0" data-equation="Q_t"><span></span><span></span></span>理论流量
<span class="equation-text" data-index="0" data-equation="Q_t" contenteditable="false"><span></span><span></span></span>=Vn
实际流量Q<br><font color="#ff9800">（外泄漏）</font>
<span class="equation-text" contenteditable="false" data-index="0" data-equation="Q= Vnη_v"><span></span><span></span></span>
有配油机构
效率
<br><span class="equation-text" contenteditable="false" data-index="0" data-equation="容积效率η_v"><span></span><span></span></span>
<span class="equation-text" contenteditable="false" data-index="0" data-equation="η v ＝Q/Q t "><span></span><span></span></span>
机械效率 <span class="equation-text" contenteditable="false" data-index="0" data-equation="η _m"><span></span><span></span></span>
<span class="equation-text" contenteditable="false" data-index="0" data-equation="η m ＝T t /T"><span></span><span></span></span>
总效率
<span class="equation-text" contenteditable="false" data-index="0" data-equation="η mη v"><span></span><span></span></span>
<span class="equation-text" contenteditable="false" data-index="0" data-equation="Po/Pi"><span></span><span></span></span>
