preliminary stage

短语词组

短语

• preliminary developing stage 初步发展时期
• preliminary -stage duration 预点火阶段持续时间
• preliminary design stage 初步设计阶段;初设阶段
• preliminary exploration stage 预探阶段
• preliminary heading stage 抽穗始期
• preliminary feasibility stage 初可阶段
• work in preliminary project stage 项目前期工作
• at the preliminary design stage 初步设计阶段
• preliminary stage theory 初级阶段论
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