Aiming at the rain-proof problems existing on some important access covers of JL8 aircraft, this paper is to put forward the design improvement act ions based on trouble-locating and cause analysis.
针对JL8飞机部分重要口盖防雨存在的问题，在查找和分析原因的基础上，提出了解决重要口盖防雨设计的改进措施。
Based on the analysis of the schematic diagram of pneumatic roofbolter, plot the route map and use it to analyse the cause of trouble with roofbolter.
通过对气动锚杆钻机原理图的分析，绘制出路线图，并利用路线图对锚杆钻机常见故障进行了分析。
Through the above analysis, we can see, neutral taxiing not only don't save fuel, and there will be safe hidden trouble of vehicles, also can cause damage.
通过上面的分析，我们也可以看出，空挡滑行不仅不省油，而且还会有安全隐患，对车辆也会造成损坏。
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