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JT/T 1240-2019 城市公共汽电车车辆专用安全设施技术要求

JT/T 1240-2019 Technical specifications of special safety facilities for urban p...

QB/T 2799-2006.Leather -Determination of air permeability.b）空气测试室:由金属制成，空心圆柱形，内径...

JT/T 1243-2019 Trailer on flatcar-Technical requirements of vehicle for road tra...

JT/T 1244-2019 Waybill of domestic container intermodal transpor.1范围JT/T 1244规定了...

JT/T 1245-2019 Electronic waybill of domestic container intermodal transport.1范围...

JT/T 1246-2019 General technical requirements for rail-cum-road bridges.1范围JT/T...

JT/T 1248-2019 Grades and evaluation methods of energy efficiency and CO2 emissi...

JT/T 1249-2019 Grades and evaluation methods of energy efficiency and CO2 emissi...

GB/T 15051-1994.Needle-punched carpet.5.3 分等规定5.3.1―耐燃型针剌地毯按内在质量技术指标和外观质量分为优等品、一...

JT/T 1250-2019 Classification of road dangerous goods transport enterprises.1范围J...

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