制服丝袜人妻中文字幕在线,特级丰满少妇一级AAAA爱毛片,午夜DJ高清免费观看视频,亚洲欧洲日本在线www.99精品,欧美亚洲国产第一精品,69久久国产精品亚洲大片,无码中文字幕aⅴ免费费放,中文字幕一区二区人妻,精品国产乱子伦一区二区三区,国产精品亚洲片在线

The vehicles to be delivered by BAIC group include 72 9-meter hydrogen fuel cell buses and 140 12 meter hydrogen fuel cell buses, which will serve the relevant personnel of Yanqing competition area during the Winter Olympics. The hydrogen fuel cell bus developed by BAIC is equipped with the industry-leading fourth generation hydrogen fuel core technology, which can realize fast cold start within 120s at - 30 ℃, and single hydrogenation takes only 10-15 minutes. Among them, the 12m hydrogen fuel bus is the first fuel cell vehicle equipped with 70MPa high-capacity hydrogen storage system in China, with a driving range of more than 500km.

The vehicle is equipped with power battery compartment high temperature warning system, automatic fire extinguishing system, hydrogen fuel leakage automatic alarm system and other safety design, to provide safe and green travel experience for Winter Olympic participants.