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判斷題

定位點(diǎn)離懸挑梁端部不應(yīng)小于100mm

答案：正確

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定期或抽樣試驗(yàn)用過(guò)的安全帶，沒(méi)問(wèn)題可以再繼續(xù)使用。

答案：錯(cuò)誤

墊板宜采用長(zhǎng)度不少于2跨、厚度不小于50mm的木墊板，也可采用槽鋼。

答案：正確

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