求翻译：（2）在浇筑混凝土后，进行振捣不规范，不均衡，使得振捣不足部位的结构疏松，不密实，在撤膜后容易出现蜂窝、麻面等现象；在振捣过多部位，骨料易下沉，混凝土浆泌干表面，混凝土体中间段（层）砂浆富集，易发生由表及里是什么意思？

(2) after the pouring of concrete, vibrating the irregular, unbalanced, making inadequate vibration parts structure of osteoporosis is not dense, out of the film prone to phenomena such as honeycomb and pockmark; excessive vibrating parts, aggregates easy to sink, secretion in concrete slurry dry surface, concrete middle section (layer) mortar and concentration, easy from the outside to the inside