Chinese translation for "two-way three-step ship lock"

双线三级船闸

Similar Words：

"two-way telephone" Chinese translation, "two-way telephone circuit" Chinese translation, "two-way telephone equipment" Chinese translation, "two-way television" Chinese translation, "two-way television relay" Chinese translation, "two-way thrust bearing" Chinese translation, "two-way tie" Chinese translation, "two-way time" Chinese translation, "two-way time profile" Chinese translation, "two-way tow lane canal" Chinese translation