快速安装和更换所制造的分布是保证由于在带齿的交换型材紧固系统。
Fast fitting and replacing of the manufactured profiles is ensured due to the exchangeable profile fastening system in the belt tooth.
结果表明，轮流交换型任务比自由提供型任务能产生更多的交互修正；
The study shows that the required exchange tasks seem to generate more interactional modifications than optional exchange tasks.
得出的结论是：影响分组活动的因素是多方面的，其中以赞成能力交叉分组方法和信息轮流交换型任务的居多。
Finally it concludes that factors influencing group work are various, among which mix-ability grouping method and required information exchange task meet more approval.
ISDN的通信服务除了能提供N - ISDN所提供的各种通信服务外，还能提供交换型服务和分配型服务，并有自己的服务特点。
The communicative services of B-ISDN has its own alternation services and distribution services in addition to the services of N-ISDN.
ISDN的通信服务除了能提供N - ISDN所提供的各种通信服务外，还能提供交换型服务和分配型服务，并有自己的服务特点。
The communicative services of B-ISDN has its own alternation services and distribution services in addition to the services of N-ISDN.
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