3 ms·
The Beijing-Shanghai line was designed to operate at 350km/h with the plan to upgrade to 380km/h, it was downgraded to 300km/h after the 2011 Wenzhou accident i
by dis-sys 7y ago
The Beijing-Shanghai line was designed to operate at 350km/h with the plan to upgrade to 380km/h, it was downgraded to 300km/h after the 2011 Wenzhou accident in which 40 people killed.