Latest function, more cheaper long distance call rate and more simple internal call route.
全新的功能、更低廉的长途通话费用以及更简洁的内部呼叫路由。
Shift, internal injury, breaking, bad imbedded in rock, as well as short anchorage distance etc.
无桩尖管桩锤打过程易造成管桩移位、内伤、断桩、嵌岩差、持力层锚固长度小。
Shift, internal injury, breaking, bad imbedded in rock, as well as short anchorage distance etc.
无桩尖管桩锤打过程易造成管桩移位、内伤、断桩、嵌岩差、持力层锚固长度小。
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