The Marine Department's Harbour patrol Section (HPS) operates a fleet of 19 patrol launches. It provides on-scene support to the VTC in the regulation of Marine traffic.
海事处海港巡逻组负责管理的船队，共有19艘巡逻船，在现场支援船只航行监察中心，调控海上交通。
And the best regulation scheme for increasing deep in the harbour is suggested through the fixed bed current model tests.
并通过定床清水模型试验，确定改善港池水深的整治措施。
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