湘西龙溪塘岩溶区，受NE向压性大断裂控制，岩溶发育具极不均匀性，断裂本身富水条件差。
The karst area of Longxitang in the western part of Hunan is controlled by ne extrusion rupture so the karst growth is very uneven, the rupture itself has poor condition for storing water.
11点14分——最后一条讯息显示机舱失压和整个系统瘫痪——对于飞机来说这是一个灾难性的事故。 此时飞机很有可能正在坠向大海。
complete system failure — catastrophic events in a plane that was likely already plunging toward the ocean.
减小压盘凸耳和制动器壳体凸台间的周向间隙可减小制动时的冲击，有效地改善制动平顺性。
Reducing the circumferential gap between the platen protuberant and the brake shell protuberant can reduce braking impulse and improve the comfort effectively.
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