ring-ring-section  偏心受压构件

base-ring and frame-ring  基础环/座环

collector ring (slip-ring)  集电环

column-ring beam joint with shear ring bars  抗剪环-环梁节点

outside ring in-feed system ring  外环式进给

ring of n×n matrices over ring R  矩阵环

ring out the old year and ring in the new  辞旧迎新

ring upon ring  层层

Riser-ring and Ring Module  浇冒口

short-proof ring (arcing ring)  短路防止环; 引弧环

the Western Ring Road Sector of Central Ring Road  中环线西环段

anal ring hairs anal ring setae  肛门环刚毛; 肛门环刺毛; 肛门环刺

ash keeper site  灰场

bear keeper  牧夫星座; 聚醚醚酮; 牧夫座; 脉冲耦合神经网络(PCNN); 脉冲耦合神经网络

bee keeper  养蜂家; 养蜂人; 蜂农

boat keeper  看守人

cast post-keeper  铸接式衔铁

Cast-bonded keeper  铸接式衔铁

Casting post with keeper  衔铁铸造桩