Insulation: insulation material sandwiched between the outer wall of the intermediate, wall complex structure, there are still existing cold bridge.
夹心保温：其保温材料夹在外墙的中间，墙体的构造复杂，仍有冷桥存在。
Insulation: insulation material sandwiched between the outer wall of the intermediate, wall complex structure, there are still existing cold bridge.
夹心保温：其保温材料夹在外墙的中间，墙体的构造复杂，仍有冷桥存在。
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