There was a low similarity between the amount of microbial components measured in step 1 and the aerosolized amount (step 2) from gypsum boards, wood chips and straw.

• 步骤一所测量的微生物各组成量，与步骤二从石膏板、木头碎片及麦秆所测量气胶化的数量，是不太相似的。