ABS工程塑料管
ABS engineering plastic pipe
玻璃丝增强热塑塑料
glass reinforced thermoplastics
玻璃增强塑料管
glass-reinforced plastic pipe
导热塑料管
heat-conducting plastic tube
电热丝套筒式塑料管承插焊
heating element socket welding of plastic pipe
高密度塑料管道
high density polyethylene
高强工程塑料管道
high strength plastic pipe
给水塑料管
Plastic water supply pipe
plastic water-Supply pipe
工程塑料管道
Engineering plastics pipes
加热板式塑料管对接焊
heating element butt welding of plastic pipe
螺旋塑料管光单元
apiral space optical un it