That is, if we include the double blank there are four patterns . 这就是说,包括两个空位在内,总共有四种孔型。
Repeat with a four channel tape and the number of patterns goes up to sixteen . 若用四条孔道带,孔型数就会增加到16种。
Another feature of the teletype is that it can read the patterns of holes and translate them into printed form again . 电传打字机的另一个特点是它能识别孔型,同时能把它重新转换成原来的打印形式。
Probe into pass conformation of finished angle 角钢成品孔型构置的研究与探讨
Preparation of acrylate polymer latex with hollow structure 多孔型乳胶粒子制备方法的的研究