您需要负责且成熟的团队成员。
本系统采用的技术先进且成熟可靠，有一定的推广价值。
The technology adopted in this system is advanced, mature and reliable, has a certain value for generalization.
工艺简单且成熟：水泥土和石灰土的各种配合比工艺非常成熟。
The technique is simple and mature: the technique of the mixing proportion of soil cement and lime soil is very mature.
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