Long spiral hole pump pressure CFG (Cement Flyash Gravel) pile construction technology has such advantages as small noise, quick construction rate and low construction price.
长螺旋钻孔管内泵压CFG桩成桩混合材料施工方法，具有施工噪音低，成桩速度快，工程造价较低等特点。
The manual digging pile is an economical and practical type of pile with the properties of high bearing capacity, great flexibility, low noise and no vibration of construction, etc.
人工挖孔灌注桩是一种经济实用的桩型，具有承载力高、灵活性大、施工噪音小、无振动等特点。
The school is a bunch of makeshift shelter houses. The noise of bulldozers and pile-drivers accompanied our lecturing.
所谓学校其实就是一片简易的板房，外面重建工程机器的轰鸣声成了课堂的伴奏。
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