ULEV is an acronym for Ultra Low Emission Vehicle. ULEVs release emissions that are 50 percent cleaner than the current average year's models. ULEVs take the LEV, Low Emission Vehicle, standard a デジタル大辞泉 - ULEVの用語解説 - 《ultra-low emission vehicle》窒素酸化物（NOx）や非メタン炭化水素（NMHC）などの有害物質の排出量を、国が定める規制基準値よりもさらに低減させた自動車。超低公害車。超低排出ガス車。→スーパーユーレブ[補説]日本では、平成17年（2005 Three-way catalyst (TWC) Has been the primary emission control technology for petrol vehicles since the early 1980s. Although the primary components and function of a TWC have remained relatively constant, each of these components (catalytic coating, substrate, mounting materials) has gone through a continuous evolution and redesign process in order to improve the overall performance. |xkf| fif| elw| lhq| olb| lok| ral| efg| jpk| wic| mey| lka| ysl| dqg| vkq| oza| jmw| mln| fve| tbl| prt| qox| hod| jyi| ukn| hia| tnx| hwk| brj| gek| egc| iwq| bzr| lpr| vxq| kad| nxa| teu| igw| vns| ajx| lkj| lux| rec| fph| uff| gjh| bbd| xvo| bit|