The outer sleeve has an end that preferably engages a bone plate and the travel of the awl tip is limited by a shoulder within the outer sleeve.
该外套筒最好有一个插入骨 质薄片的端头,而该锥端的行程由外套筒内的一个肩状物限定。
The outer sleeve is aluminum, inner sleeve is hot-dip galvanized seel.
外管为铝制件,内管为热镀锌钢制件。
The outer sleeve is attached to the inner sleeve by being deflected around annular ridge at one end of the inner sleeve.
套装在第一个套管内的第二个套管,在第一个套管和第二个套管之间留出一段环形空间,用以容纳管子的端头;
The outer sleeve is aluminium, the inner sleeve is hot-dip galvanized seel.
外管为铝制件、内管为热镀锌钢制件。