求翻译：预留孔灌浆前，灌浆处应清洗洁净，灌浆宜采用细碎石混凝土，其强度应比基础或地坪的混凝土强度高一级。灌浆时应捣实，并不应使地脚螺栓倾斜和影响设备的安装精度。是什么意思？

Reserve before filling the hole, grout should be cleaned at the cleaner, grout should adopt concrete crushing stone, and its strength should be higher than base or floor of concrete, high strength level. Grouting should be tamping, should not affect the anchor bolts and tilt the installation of equi

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Front the reservation hole is in the milk, is in the milk place should clean purely, is in the milk uses the finely-broken stone concrete suitably, its intensity should compared to the foundation or the grounds around a house concrete intensity high level.When grouting should tamp, should not cause

Reserved before the hole grout, grout clean, filling the use of fine stone concrete, their intensity than either the Foundation or floor of the concrete strength of high level. Grout should be ramming does not effect the anchor bolts should be tilted and the installation of equipment accuracy.

Reserve before filling the hole, grout should be cleaned at the cleaner, grout should adopt concrete crushing stone, and its strength should be higher than base or floor of concrete, high strength level. Grouting should be tamping, should not affect the anchor bolts and tilt the installation of equi