ddd
abbr.
digital data distributor 数字数据分配器;
detail data display 详细数据显示;
darling discipline of the decade (computer science courses in the 19751985 era) 十年中可爱的学科（在1975-1985年之间的计算机课程）;
dynamic dummy director 动态挂名董事;
例句:
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DDD pacing and bi - atrial AAT pacing mode were used respectively after implantation.
植入后分别进行DDD和双房AAT起搏.
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Physiological pacemaker was implanted in 36 patients ( 12 cases used DDD pacing ).
非生理性起搏组54例,生理性起搏组36例 ( 使用DDD起搏为12例 ).
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AAI 3 cases ( 4 % ), DDD 5 cases ( 6 % ), VVI 72 cases ( 90 % ).
其中,AAI型3例 ( 4% ), DDD型5例 ( 6% ), VVI型72例 ( 90% ).