以下为句子列表：
英文: The Dr.Wu Lumbar tractor has modern design with two jars which utilize the condensability of air and the hydromechanical theory to realize the auto balance of the air pressure in the two jars, thus guaranteeing the elastic pulling of lumbar, the only one
中文: 伍医生腰椎牵引器设计新颖，采用双气缸连通，利用空气的可压缩性与流体力学的原理实现了两气缸压力自动平衡，达到腰椎弹性牵引之目的，是目前国内唯一符合“人体弹性生物力学”的腰椎牵引器。
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英文: The deformation of cone-box shaped part in hydromechanical deep drawing is simulated by the FEM software ANSYS.
中文: 摘要利用大型有限元分析软件ANSYS对锥盒形件充液拉深的成形过程进行了数值模拟。
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