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单词 pfa
释义

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PFA
PFA n. (also pfa) pulverized fuel ash.
ΚΠ
1958 Archit. Rev. 123 326 The ground-floor walls are of cavity construction with an inner skin of insulating p.f.a. blocks and yellow bricks outside.
1970 Sci. Jrnl. Aug. 78/2 Marketing officers of the CEGB are today developing PFA sales for a wide range of civil engineering and building activities.
1991 New Civil Engineer 3 Oct. 11 (advt.) Pulverised Fuel Ash (PFA) has been used successfully for many years as the ideal grouting material and is recognised as the number one in its field.
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