Upper airway collapsibility in anesthetized children .

麻醉儿童的上呼吸道塌陷。

An experiment to contrast different functions of collapsibility agents .

溃散剂的性能对比试验。

Created by british designer mark sanders in the early 1980s , the strida went into production in 1987 , changing the classic bicycle shape to accommodate easy collapsibility .

strida是在1980年代初由英国设计师马克桑德斯（marksanders）所创，于1987年投入生产，它改变了经典的自行车造型，以便于轻松折叠。