我国入世以来,出入境集装箱流量高速增长。集装箱运输具有流动性大,集散地方与货物装载种类繁杂,周转率高等特点。为了减少对铁矿石资源的过度依赖以及节能减排的需要,我国对废旧金属的进口量正在急剧增加,但许多废旧金属存在放射性污染的风险。由于国际恐怖势力的猖獗以及核走私、核扩散的难以遏制,我国面临核恐怖的危险将越来越大。因此,对出 Since China’s accession to the WTO, the flow of outbound and inbound containers has been growing rapidly. Container transport has a large liquidity, distribution areas and cargo loading complex, high turnover rate. In order to reduce the over-reliance on iron ore resources and the need for energy conservation and emission reduction, China’s imports of scrap metal are rapidly increasing, but many scrap metals are at risk of radioactive contamination. Due to the rampant international terrorist forces and the unmanageable deterrence of nuclear smuggling and nuclear proliferation, the danger of nuclear terrorism in our country will become even greater. So, right out