钻探工作中,使用活动取粉管在我队还是创举,我队初次试制时,也存在保守思想,总认为没有丝扣的取粉管使用时不够牢固,又因以往没有见过和用过,因此迟迟没有试制,后经大家讨论和研究,认为有试制的必要,并以地质部勘探技术研究所的技术卡片为基础,作了一些修改。原卡片所介绍的活动取粉 Drilling work, the use of activities to take the powder tube in my team or initiative, my team initial trial, there are conservative thinking, always think that there is no threaded take the use of powder tube is not strong enough, because in the past have not seen and used, Therefore, there has been no trial production, and after discussion and research by everyone, it is considered necessary for trial production. Some modifications have been made based on the technical cards of the Institute of Exploration Technology of the Ministry of Geology. The original card introduced the activities of powder