19.少量减压后停车的列车，为什么要追加减压至100kPa才能缓解？《机车乘务员通用知识》P122T507
["\u7b54\uff1a\u5c11\u91cf\u51cf\u538b\u540e\u505c\u8f66\u7684\u5217\u8f66\uff0c\u540e\u90e8\u8f66\u8f86\u4e09\u901a\u9600\u4f5c\u7528\u4f4d\u7f6e\u4e0d\u5230\u4f4d\uff0c\u6613\u9020\u6210\u7f13\u89e3\u4e0d\u826f\uff082\u5206\uff09\u3002\u4e3a\u6b64\uff0c\u5e94\u8ffd\u52a0\u51cf\u538b\u81f3100kPa\uff0c\u4f7f\u8f66\u8f86\u4e09\u901a\u9600\u4e3b\u6d3b\u585e\u4e24\u4fa7\u538b\u529b\u5dee\u589e\u5927\uff0c\u52a8\u4f5c\u7075\u6d3b\uff082\u5206\uff09\uff0c\u907f\u514d\u8f66\u8f86\u5236\u52a8\u7f13\u89e3\u4e0d\u826f\u7684\u73b0\u8c61\u53d1\u751f\uff081\u5206\uff09\u3002"]