n.无菌；无菌操作
The content adjustment device applied to high speed asepsis brick styled packing machine was designed by adopting the cam connecting-rod combination mechanism. 摘要采用凸转连杆组合机构设计出了应用于高速无菌砖式包装机的容量调整装置。
Howeer, it immediately became apparent that success depended on careful selection and ealuation of patients, as well as on meticulous attention to operatie technique and asepsis. 然而，人们很快发现置换手术的成功有赖于慎重地评价和选择病例，以及密切注意手术技术和无菌原则。
