飞机结构技师行业认证是可用的，而在不列颠哥伦比亚省是自愿的。
Trade certification for aircraft structural technicians is available, but voluntary, in British Columbia.
以河北科技师范学院为调查对象，探讨了“教考分合”考试模式结构。
Taking Hebei Normal University as the investigation object, the article discussed the mode structure of "integration and division of teaching and testing".
以河北科技师范学院为调查对象，探讨了“教考分合”考试模式结构。
Taking Hebei Normal University as the investigation object, the article discussed the mode structure of "integration and division of teaching and testing".
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