某设备进口处的真空表读数为<img src="/lqwvjeImg/82/822294c46dc90858579686c890e5ff20.png"style="width:52px;height:18px;"> ,出口压力表的读数为<img src="/lqwvjeImg/95/95268439251fc9afcba01359079aac90.png"style="width:57px;height:28px;"> ,此设备进出口之间的绝对压强差为( )。<br>·<img src="/lqwvjeImg/43/43fcef6c75bb08cf36798c8e5a345ec0.png"style="width:60px;height:22px;"><br>·<img src="/lqwvjeImg/2c/2c320338b8fcc7222b2851c81e5c67bd.png"style="width:53px;height:21px;"><br>·<img src="/lqwvjeImg/53/537c234e801708bbf96d729a551a42b6.png"style="width:48px;height:20px;"><br>·<img src="/lqwvjeImg/66/661a6675650bc056b7c287b368981a4e.png"style="width:59px;height:22px;">