precast segment 中文意思是什麼
precast segment
解釋
預制組件-
Precast pier - head segment erection with lifting frame
用吊架安裝橋墩柱頂預制構件 -
General view of approach viaduct precast concrete segment un - loading gantry
石屎預制橋面構件之起吊架 -
Un - loading precast segment from barge with segment lifting frame
用吊架把預制構件由躉船吊上臨時橋 -
Fabrication of precast segment at orientfund casting yard
製造中的橋身預制組件 -
Fabrication of precast segment at hailong casting yard
製造中的橋身預制組件 -
Research of steam curing auto control system for precast concrete segment of shield
預制混凝土盾構管片自動控制蒸養系統的研究 -
Precast segment erection with lifting frames
用吊架安裝預制構件 -
Precast concrete segment erection with mbec lifting frame
Mbec吊架-安裝預制橋面構件 -
Precast concrete segment erection with mbec frame
Mbec吊架-安裝預制橋面構件 -
Precast segment erection bridge c1 c2 construction
C1及c2段橋建造 -
Precast concrete segment
預制混凝土砌塊
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