serfn.农奴;奴隶
Serf-sealing safety tire自封式安全轮胎
Serf-protection behavior自护行为
serf - established school子弟学校
serf-assembled monotayers自组装单层膜
Serf-oscillation-driven自激驱动
serf-weight consolidation自重固结
serf-complementary digraphs有向自补图
serf-organizing feature map自组织特征映射
serf-adaptive neural network自适应神经网络
serf-etching adhesives system自酸蚀粘接系统