| 单词 | safety line | 
| 释义 | safety line听听怎么读 
                            英 [?seifti lain]
                         
                            美 [?sefti la?n]
                         是什么意思 安全绳索; 学习怎么用 权威例句Safety lineSafety lineSafety lineSafety line hoseSafety line anchorage methods and apparatusRoPE: A safety line but tangles remain.More than a safety line: jump-stabilizing silk of salticidsMethod for Fitting a Safety Line Cable on a TensionerTENSIONING DEVICE FOR SAFETY LINE WITH DAMPING DEVICECONFINED SPACE ENTRY DEVICE AND SAFETY LINE FOR FALL ARRESTSafety line method for the prediction of deep coal-seam gas pressure and its application in coal minesSAFETY ANCHORAGES FOR CONTROLLING PAY-OUT OF A SAFETY LINEHearing Preservation During Anterior Petrosectomy: The "Cochlear Safety Line" | 
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