humping operation meaning in English

推峰[溜放]作业

During the second world war , the flying tigers - a group of american pilots voluntarily helping china in fighting the japanese aggression - built the basha airport in the lijiang area to implement what is known to historians as the " hump operation .
正房堂屋，两旁侧室，走廊宽敞，天井宏亮，门窗多精雕细刻花鸟图案，门楼修得富丽堂皇。当年徐霞客曾描写大研“民居群落，瓦屋栉比” ， “其宫室之丽，拟于王者.