传统的手术方法是植皮后打包加压固定，但往往会出现残留死腔和皮片固定不确实的情况，且打包固定的缝线处易出现缝线瘢痕。

Traditionally, package and pressurized fixation were performed after skin transplantation; however, it induced residual dead space and unclear skin graft fixation, as well as suturing scar.

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当这次被任务控制人员称为“真正壮观的试飞”的返地之旅被激动和振奋淹没时，航天项目的未来仍然存在着种种不确实性。

While the homecoming has been filled with excitement for what mission controllers declared a "truly spectacular test flight," uncertainty remains for the future of the shuttle program.

youdao

当这次被任务控制人员称为“真正壮观的试飞”的返地之旅被激动和振奋淹没时，航天项目的未来仍然存在着种种不确实性。

While the homecoming has been filled with excitement for what mission controllers declared a "truly spectacular test flight," uncertainty remains for the future of the shuttle program.

youdao