沉积物(河道底泥)
all-purpose performance test
渭河河道及滩地自然区
physical area of Weihe river and its flooding land
大直径海底隧道
Large-diameter undersea tunnel
海底隧道
undersea tunnel
subsea tunnel
benthic tunnel
submarine tunnel
Seabed tunnel
undersea tunnels
undersea tunnel project
chunnel tunnel
channel tunnel
sub-sea tunnel
marine tunnel
Under-sea tunnel
cross harbour tunnel
rock resistant coefficient
海底隧道使用税
cross-harbour tunnel passage tax
海底隧道用海界定因素
definition factors of submarine tunnel sea use
红磡海底隧道收费
tolls for the Cross-Harbour Tunnel