With certain shapes of or canula, elongated caps are made to cover both canula and threaded portion, and seal the canula at its top.
根据管口和导管的不同
，
以制造细长的管盖以覆盖导管和螺纹部分，并
顶部封住导管。
With certain shapes of or canula, elongated caps are made to cover both canula and threaded portion, and seal the canula at its top.
根据管口和导管的不同，以制造细长的管盖以覆盖导管和螺纹部分，并顶部封住导管。
声明：以上例句、词性分类均由互
源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
