We operate six schools in three diverse regions of Colombia: Barranquilla , Quibd � � and Altos de Cazuc á.我们在哥伦比亚 巴兰吉拉 、 基布多、上卡祖卡(LosaltosdeCazuca)这三个不同的地区共建有六所学校.The worker oils the machine to operate it more efficient...
This report seems somewhat exaggerated, and should be verified.这个报道有些水分, 需要核实.Engineering practice of the abutment - slope system verified effectiveness of the multi - reinforcement.工程实践验证该加固措施的有效性.It is verified that th...