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摘要(系统识别):
233
d is a spot,especially developed for cast concrete ceilings.
It offers a solution for the proliferation of sur face-mounted devices
for ceiling techniques;usually in various sizes and shapes,not
compatible with each other.
The spots can easily be mounted in drilled or poured holes in theceiling.An extra advantage is that the character of a concrete
ceiling is additionally exposed.
AWARD
234cd
235
/Haadlt-archibact fubr-Fnederix archiseca-phoograph
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