With rational unit length and hinge rotating Angle, the flexible casing can be adaptable to the buckling borehole.
在合适的单元长度和铰链转角下，柔性套管可以较好地适应弯曲的井眼。
Waterproof coiled materials of SBS are a flexible felt of polyester fibre as casing, SBS modified asphalt as coating and polyethylene film as antiseizing separation layer.
SBS防水卷材是以聚脂纤维为胎体，以SBS橡胶改性石油沥青为漫渍涂盖层，以聚乙烯塑料薄膜为防粘隔离层的一种柔性油毡。
Divided into rigid waterproofing casing and flexible waterproofing casing two kinds.
分为刚性防水套管和柔性防水套管两种。
Divided into rigid waterproofing casing and flexible waterproofing casing two kinds.
分为刚性防水套管和柔性防水套管两种。
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