symmetrical components对称分量法
symmetrical balance[科技] 对称平衡;对称均衡;对称平衡
symmetrical loading对称荷载;对称荷载英语
symmetrical molecule对称分子
symmetrical control单相对称控制;对称控制
symmetrical input[电子] 对称输入
symmetrical multivibrator对称多谐荡振器;对称多谐振荡器
symmetrical relation对称关系
symmetrical electrometer对称静电计
So the circumjacent welding should be applied at this spot and another join symmetrical to it, all sides of the place at which angle iron join are welded around with the main beam.
因此应该在该位置以及与之对称的另一联接点处都应采用周边焊，使角钢连接处的各边全部焊接，然后再与大梁周边焊接。
参考来源 - 基于板梁组合的自动扶梯有限元分析ADJ（形容词） If something is symmetrical, it has two halves which are exactly the same, except that one half is the mirror image of the other. 对称的
...the neat rows of perfectly symmetrical windows.
…一排排整齐的完全对称的窗户。
ADV（副词） symmetrically 对称地 [ADV with v]
The south garden was composed symmetrically.
南面花园的布局很对称。