裂缝是破路面长期存在的质量通病之一。
This text passes the output reason of the analytical concrete quantity common failing, putting forward the prevention and cure measure.本文通过分析混凝土质量通病产生的原因,提出防治措施。
The goal market unclear really is Our country Mining industry Processing Enterprise's common failing, also caused the product localization level to be low directly.目标市场不明确是我国矿业加工企业的通病,也直接导致了产品的定位层次低。