大直径人工挖孔桩
large diameter manpower excavation pile
化工工人
Chemical plant workers
trace element
Employees of chemical factory
Chemical industry workers
南方人工草地
artificial grassland in southern China
人工工作量模型
artificial work-load model
人工人口系统
artificial population systems
人工挖抗滑桩
man-dug hole slippery-proof pile
人工挖孔
artificial pile
manual excavation
hand excavating
hand digging
artificial pile digging
manual digging
artificial excavating hole
manual digging hole
Manual-cut Borehole
manual hole
人工挖孔大直径扩底桩
large diameter bulb pile constructed by manual excavation
人工挖孔灌注桩
artificial bored pile
Manual digging bored pile
manual excavation bored pile
artificial drilled pile
manually excavated Dry-bored pile
hand excavation cast-in-place pile
manual excavating pile hole
manual digging piles
hand dug pile
manual holing boring pile
manually dug cast-in-place pile
hand dug cast-in-situ pile
athletic sport
Concrete Pile Cast in Man-Dug Hole
manual holing pouring piles
manual dig concrete pile
pouring pile of man-made digging hole
人工挖孔扩底长桩
manually excavated belled long pile
人工挖孔扩底灌注桩
perfusion pile manpower digging and expand bottom
人工挖孔扩底桩
manual dig aperture expanded fundus pile
manually excavated belled piles
manually excavated belled pile
人工挖孔支盘桩
artificial excavating squeezed branch pile
人工挖孔桩
man-made digging pile
artificial dig - hole pile
Manpower excavated pile
manual digging pile
labour excavated pile
manual hole digging pile
pile with man excavated shaft
Man-dig pile
artificial digging pries
excavated belled pile
hand dug pile
manual dug pile
Hand-dug Pile
artificial digging pile
Manual-excavation Pile
man-dug pile
manpower dig pile
manual operated pile
artifical dig-in-place piles
Artificila excavated piles
manual excavation piles
man-bored pile
Artificial hole filling pile
Artificial digging piles
artificial foundation pile
cut hole pile
hand dug cast in situ pile
piles in artificial holes
artificial hole digging pile
Manual Excavated pile
man digged piles
Artificial digging hole for RC piles
manual drilled pile
manually-excavated hole piles
artifical excavate piled foundation
manually dug pile pit
digging hole stake with manpower
manually excavated pile
man-made pile
artificial excavated pile
excavated pile
artificially digging pile
manually dug hole pile
artificial drilled pile
manually-drilled pile