声测管是灌注桩实行超声检测法时探头进到桩身外部的通道。
Acoustics detection ultrasound screening pile pipe is execute when the probe into the pile body external channel.
混凝土灌注桩用钢薄壁声测管是一种较新的声测管材，其连接方法目前没有统一的形式。
As a newly used material, steel thin-walled sonic-testing tubes used for the cast-in-situ piles have not a unified form of connecting.
主要用于卡扣式声测管焊接处起到防护、防水作用，具有美观、高防水等性能，是声测管连接部理想的防护材料。
Used snap play Acoustic pipe welding protection, water effects, with a beautiful, high performance waterproof and so is the ideal sound of pipe junction protection materials.
主要用于卡扣式声测管焊接处起到防护、防水作用，具有美观、高防水等性能，是声测管连接部理想的防护材料。
Used snap play Acoustic pipe welding protection, water effects, with a beautiful, high performance waterproof and so is the ideal sound of pipe junction protection materials.
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