單項選擇題
A.四 B.三 C.二 D.一
A.100C B.50C C.00C D.-50C
A.10% B.5% C.3% D.1%
A.放線和抄平 B.復核 C.檢測 D.B+C
A.裂紋 B.皺皮 C.色差 D.氣眼
A.+1mm B.+2mm C.+3mm D.+4mm
A.0.5MPA B.0.6MPA C.0.7MPA D.0.8MPa
A.80 B.90 C.100 D.110
A.80 B.100 C.150 D.200
A.3% B.1% C.0.01% D.0.1%
A.重量輕 B.強度高 C.色澤均勻 D.不耐磨