抛绳枪 line throwing gun ; lifeline pistol ; lyle gun
抛绳设备 line throwing appliance ; mortar and rocket apparatus ; line throwing apparatus ; [船] line throwing equipment
抛绳救生说明牌 tally board
轻便抛绳枪 shoulder gun
救生抛绳枪 life line throwing gun
火箭抛绳 rocket rope
抛绳火箭 line-throwing rocket
抛绳火箭筒 line-throwing rocket gun
抛绳器具 line-throwing appliance
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