Based on analysis and correlation of the result of secondary resource assessment, it is believed that it's worth to carry out a large scale of petroleum exploration in Paleozoic.
根据两次资源评价结果的分析和对比，认为值得对古生界进行大规模油气勘探。
Facing the increasingly fierce market competition, many domestic steel enterprises try to build new production lines on a large scale or to carry out technological reformation.
面对竞争日趋激烈的市场，国内钢铁企业纷纷大规模新建生产线或进行技术改造。
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