concrete spraying

基本解释

Although it has success development different producibility bolt in last few year, concrete spraying research have not the obvious break through in anchor spray support.
虽然近几年来已成功研制了各种可伸长锚杆，但锚喷支护中混凝土喷层研究仍未有明显突破。
During construction, measures should be taken for the slope renovation, installing anchors, concrete spraying, and drainage laying-out, so that the schedule and quality can be ensured.
施工过程中，边坡整修、锚杆安装、挂网配料喷射以及排水系统设置等均应采取适当的技术措施，确保工程进度和质量。
It′s a special automatic machine used for spraying concrete in coal mine tunnel or engineering underground. It has many advantages, such as simple structure, convenient operation and high reliability.
它作为煤矿井下巷道或地下工程隧道的混凝土喷射专用设备，具有结构简单、操作方便、可靠性高等优点。