A city road must be broken up by jackhammers . 城市道路必须用风镐掘开。
2.
Pick hammers ; round picks without shank 风镐.无柄圆尖钎子
3.
Pick hammers ; round picks with shank 风镐.带柄的尖钎子
4.
Pick hammers ; gauges for picks 风镐.镐的量具
5.
Coal pick steel 采煤风镐用钢
6.
Jack picks must have a water supply to prevent harmful effects of dust laden air in confined spaces 在狭窄空间内，使用风镐，必须供水进行湿式作业，以防止充满灰尘的空气危害人体。
7.
Organize the professional squad to deal with the barriers , led by technicians , use the specialized tools , such as road cutting machine , pneumatic pick , to deal with the obstacles spots , embed pipe , wearing plastic - pipe , and plugging end , backfill and compact it 组织处理障碍点的专业小分队，由技术人员带领，使用专用工具，例如路面切割机，风镐等，处理线路上的障碍点，预埋钢管，穿放塑料子管，封堵端头，回填并夯实。
8.
The range of fini pneumatic tools designed specifically for building construction includes scraping hammers , pick hammers , air picks , and plaster sprayers , all built to respond to the specific needs for light weight , easy use , and long operating life 为建造行业特别设计的fini气动工具系列包括：敲击锤，风镐，空气凿，以及熟石膏喷雾器，全部建造用工具都非常轻便，容易使用，和非常长的工作寿命。气动工具的可靠性是电动工具的两倍。
9.
Coarse - grained impact resistant grades for mining , working of stones and rock , building , mineral oil industry , percussion and hammer drill tips , inserts for mining cutters , chisels , asphalt cutters , picks , inserts for concrete - working , hammer cheeks rolls , hot wire rolling , ball pressure dies , brake blocks 粗晶粒度的抗冲击牌号，适用于采矿工业、采石、建筑、石油钻探工业、钻头和锤头、矿刀的衬垫、凿子、沥青切刀、风镐、混凝土制造的衬垫、锤子的滚轴、热轧轧辊、子弹压力冲模、刹车片。
