Asked | Open questions | Answered Points Date Pair Term / Answer given Level Status Gloss 4 Sep 16 '15 eng>chi AIS receiver range : External Anenna <20NM (typical) AIS应答器范围：带外置天线 <20海里（标准） pro closed ok 4 Sep 16 '15 eng>chi Tandem/Side by Side Mooring 串靠/并列式系泊 pro closed ok 4 Sep 16 '15 eng>chi Riser Monitoring 隔水管监测 pro closed ok Asked | Open questions | Answered