铅锤 meaning in English

plumb bob; plummet; plumb; bob; lead-hammer; lead
◇铅锤线 perpendicular; vertical

Except at the pole and the equator, a plumb line does not point toward the earth's center .
除在地球的两极和赤道之外，铅锤线并不指向地球中心。
Mr calamy , the iead , if you please
卡拉米先生，可以的话，用铅锤测一下水深
Textile machinery and accessories - lingoes for jacquard weaving
纺织机械与附件提花织造用铅锤
Shaft sinking ; shaft plumbs
凿井.竖井测量铅锤
Lingoes for jacquard weaving
提花织造用铅锤

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