1·In building sand, stone and mechanism of the breaking of metallurgical slag is obtained universal use, compared with other types of hammer apparatus production with high efficiency.
在机制建筑砂、石料以及各种冶金矿渣的破碎中更是得到普遍使用，与其它类型的碎石机相比产量功效高。
2·Properly sized water hammer arresters should be installed on the hot and cold water supply piping to that fixture, equipment or apparatus wherein shock can be produced.
在那些会引起水锤撞击的卫生器具、设备或装置的热水和冷水给水管道上应该安装尺寸合适的水锤消除器。