Rod end housing with weldable base.
杆端座体带有可焊接的基座。
First and second trocar valves are positioned within the cannula body end housing and each having an opening in a medial portion thereof.
第一和第二套管针活门定位在套管主体端盖内,并且各自在其中间部分具有开口。
Many small cities across China's vast interior are still waiting for improved rail and road connections, while a paucity of decent low-end housing is a growing social problem nationwide.
中国广袤的内地还有许多小城市仍在等待铁路与公路网的完善,而低端体面住宅的缺乏,正日益成为全国性的社会问题。
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