n.升降索；吊索

Ladderline was designed as an optimal halyard for fire service extension ladders. Ladderline設(shè)計為最佳的升降索給消防服務(wù)擴展梯子。

For example, the halyard, uses in the crane code high and low, must very solid durable. 例如，旗繩，用起重機代碼在高，低，必須十分堅實耐用。

halyard from which the flag is flown. 無論以任何方式，國旗決不能用于廣告目的。

pendant halyard 桅頂旗索

wire halyard 升降鋼索