撞击杆必须能够以足够的速度经管柱落下，以便给予起爆所需的力。
The drop bar must be capable of falling through the string with sufficient speed to impart the necessary force for detonation.
以山东工商学院为例，对经管类专业实验教学中存在的问题以及相关的解决对策进行了探析。
Taking the example of Shandong Institute of Business and Technology, the problems and the related countermeasures in experimental teaching of economics and management were analyzed in details.
应用推荐