甚至连澳大利亚、加拿大这两个利用“计分制度”招揽技术工人的国家，也减少了国外工人的工作许可证。
Even Australia and Canada, which pioneered the "points system" to give preference to skilled workers, have cut back on work permits.
排污许可证制度作为一项环境管理制度早已确立，但在我国一直未得到很好实施，许多工作处于摸索阶段。
Permit system of pollutant discharged has been carried out for a long time. While it did not implemented very well, there are many reasons which still are under studied.
排污许可证制度作为一项环境管理制度早已确立，但在我国一直未得到很好实施，许多工作处于摸索阶段。
Permit system of pollutant discharged has been carried out for a long time. While it did not implemented very well, there are many reasons which still are under studied.
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