This technology enhances the concrete quality and has obvious economic benefits.

提高了梁柱节点混凝土质量，具有可观的经济效益。

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At present, supersonic method is the most effective in harmless testing methods on concrete quality.

目前，在诸多混凝土质量的无损检测方法中，应用最广泛、最有效的是超声法检测。

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There are a lot of factors which influence premixed concrete quality both in technique and management.

影响预拌混凝土质量的因素有很多，既有技术上的因素，也有管理上的因素。

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Among the few concrete results was the establishment of a new self-regulatory body to upgrade the quality of imams.

ECONOMIST: British Muslims: Miles apart | The