The outer temperature is only two degrees above zero.
外面的温度只有零上二度。
In the constant temperature bath: capacity, 20l; form, the two outer layers cylinder (double).
恒温浴：容量，20l；形式，内外两层缸(双缸)。
Building outer wall high temperature fire protection, sound-insulated noise reduction.
建筑物外墙高温防火、隔音降噪。
Building outer wall high temperature fire protection, sound-insulated noise reduction.
建筑物外墙高温防火、隔音降噪。
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