前不久，我一位朋友准备开采房屋后面的大石山，他正为不敢放炮而发愁。我随即把（农村新技术则登的静压无声爆玻剂配方告诉他，他连夜赶车去县城购回原料，一试，成功了！他承包的开采工程没有损伤周围的一棵树、房屋的一块瓦，比常规爆玻法节约资金50O0余元。他满意地对我说 Not long ago, a friend of mine was preparing to mine Dashi Mountain behind the house, and he was worried about not firing. I immediately told him that static pressure at the beginning of the new technology is booming blasting agent formulations told him that he drove back to the county overnight to buy back the raw materials, a try, the success of his contracted mining project did not damage the surrounding trees, housing A piece of tile, saving more than 50O0 yuan than the conventional method of blasting glass, he said to me satisfactorily