Terms for subject Nautical containing cock

English	Chinese
"Cock and Wilcox" boiler	分联箱横水管锅炉
cock spanner	旋塞〔龙头〕扳手
fire cock	救火旋塞救火龙头
fireman's cock	冲灰旋塞
gauge cock	验水阀
sea cock	通海旋塞
supplementary cock	辅助旋塞备用旋塞
surface blow-off cock	上排污旋塞
test cock	验水阀
two-way cock	双通旋塞