Police responded with tear gas , pepper spray and water cannon 警方发放催泪弹、胡椒喷雾和水炮。
2.
The experimental study of the firing property of the pulsed water cannon 脉冲水炮发射特性的实验研究
3.
Discussion on the application of the water - stem in the blasting operation 浅析水炮泥在爆破作业中的应用
4.
High pressure squirt gun is alternative for space spinkle 可行装高压水炮进行高空喷洒，拓宽产品使用功能。
5.
Water monitor water fog applicator 水炮枪
6.
Fire water monitor 消防水炮
7.
Test the altitude of gun 、 firing range and water amount of fire fighting squirt and water cannon 试验消防水枪及水炮的射高、射程及水量。
8.
Abstract : problems in the water - hole blasting were analyze d , and measures for improving water - hole blasting effect were proposed 文摘:对有水炮孔爆破存在的问题进行了分析,提出了改善有水炮孔爆破效果的措施。
9.
By forcing air currents through a water chamber , the system is effective and reliable in removing the unpleasant gases , thus reducing the odour nuisance to an acceptable level stipulated in the environmental guidelines 透过站内的强力抽气扇，排气须经过水力洗涤系统，利用水炮有效去除恶臭味，使排气质素提升至可以接受的程度。
10.
For avoiding the occurrence of explosion - related accidents , the author presents an introduction to the safety regulations that should be observed . these includes the check of gas concentration before charge and initiation and after blasting , the adoption of interlocked blasting system , indirect blasting , initiation by stages at coal and beading faces , use of water stemming , shallow - hole balsting , blasting earning and safety distance 为了防止在井下爆破中引起事故,对一炮三检制和联锁爆破制,反向爆破作业,采煤、掘进工作面的分次起爆作业,水炮泥的使用,浅眼爆破作业,爆破警戒和爆破安全距离等安全规定进行介绍和分析。
