China elu ọsọ ọkụ keel mpịakọta akpụ igwe

Nke a bụ China elu na-agba ọkụ keel mpịakọta akpụ igwe, mepụta ọsọ nwere ike iru 60m / min, enweghị nkwụsị ọnwụ, sevor motor.torrist guzo sturcture.