More than half of the teachers in the survey said they thought pla_________ from the Internet was a serious offense.
More than half of the teachers in the survey said they thought pla_________ from the Internet was a serious offense.
While marching on parade on Army Day, they shouted:"______!" A: The PLA live long B: Live long the PLA C: The PLA long live D: Long live the PLA
While marching on parade on Army Day, they shouted:"______!" A: The PLA live long B: Live long the PLA C: The PLA long live D: Long live the PLA
竹纤维、PLA纤维、壳聚糖纤维回潮率按从大到小排序为()。 A: 竹纤维、PLA纤维、壳聚糖纤维 B: 壳聚糖纤维、竹纤维、PLA纤维 C: 壳聚糖纤维、PLA纤维、竹纤维 D: 竹纤维、壳聚糖纤维、PLA纤维
竹纤维、PLA纤维、壳聚糖纤维回潮率按从大到小排序为()。 A: 竹纤维、PLA纤维、壳聚糖纤维 B: 壳聚糖纤维、竹纤维、PLA纤维 C: 壳聚糖纤维、PLA纤维、竹纤维 D: 竹纤维、壳聚糖纤维、PLA纤维
PLA 是指( ).
PLA 是指( ).
ABS无毒性,PLA有毒性
ABS无毒性,PLA有毒性
以下哪种纤维的断裂强度最高。 A: 竹纤维 B: 海藻纤维 C: PLA长丝 D: PLA短纤
以下哪种纤维的断裂强度最高。 A: 竹纤维 B: 海藻纤维 C: PLA长丝 D: PLA短纤
组合型PLA是由构成
组合型PLA是由构成
__________the PLA men the villagers would not have survived the flood.
__________the PLA men the villagers would not have survived the flood.
___________ (suivre )—moi , s’il te plaît.
___________ (suivre )—moi , s’il te plaît.
ABS耗材要比PLA耗材更环保!
ABS耗材要比PLA耗材更环保!