二是要强化企业科技创新的主体地位。要加快培育壮大科技领军企业，要把更多的创新资源向企业集聚，要支持企业主导产学研融通创新，要支持企业牵头组建创新联合体，来承接更多的攻关任务。要进一步提高研发费用加计扣除的比例，调动企业加大科技投入。
Iran warned vessels not to pass through the crucial waterway in the south of the country, through which about 20% of the world's oil and gas is shipped.
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