IPCEA
Invited Professional Contracting Engineers' Association
Verband der eingeladenen Berufsvertragsingenieure
Andere Sprachen
特邀专业承包工程师协会
特邀專業承包工程師協會
Invited Professional Contracting Engineers' Association
Specialized Contracting Engineers Association
Association of specialized Contracting Engineers
Associação de Engenheiros Contratados Profissionais
Ассоциация специально приглашенных профессиональных подрядчиков
جمعية مهندسي العقود المهنية
Verband der eingeladenen Berufsvertragsingenieure
招聘技術者協会
전문 도 급 엔지니어 협회
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