It is necessary and exigent to enhance the management of construction material.
加强建筑材料管理工作是进行造价控制的迫切需要；
It is an exigent problem to solve the dry deep screening of moist fine coal.
潮湿细粒煤炭干法深度筛分是筛分技术急需解决的问题。
It is an exigent problem to solve the dry deep screening of moist fine coal.
潮湿细粒煤炭干法深度筛分是筛分技术急需解决的问题。
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