Sentence:  The prepeg was taken out from a spool and cut perpendicular to the fiber axis to form a <WSD>postform</WSD> (8 mm x 25 mm x 40 mm). The <WSD>postform</WSD> was CIPed under 180 MPa (except in the case of liquid Si infiltration) and then pyrolyzed at up to 700-1000°C in Ar. 
Meaning of the word marked with <WSD> tags:  An item in its final version after a manufacturing or engineering process.