前后弧焊 tandem arc weld ; tandem welding
后内括弧形 back in bracket ; back out bracket ; out of the house group
后踵弧度角度 heel curve angle ; heel curve position
后踵背弧度 heel curve
弧后盆地 [海洋] back-arc basin ; arc basin ; retro arc basin
后舷弧高 aft-sheer ; after-sheer
弧后扩张 [海洋] back-arc spreading ; arc spreading
弧后 [海洋] back-arc
在海沟后侧的弧后盆地的火山中，此处是一个板块俯冲到另一板块的地方，也发现了该类通道，。
They are also found in volcanic “back-arc” basins behind ocean trenches, where one tectonic plate is sliding beneath another.
对某发电厂大型鼓风机转子轮盘强度进行了有限元计算与分析，确认了转子轮盘在出现沿叶片外弧的弧形沟槽后，略加修复仍可安全使用。
This text made FEM calculation and analysis for rotor disk of heavy blower in a plant, and found that the disk can be reused safely again after the arc grooves along outside of blade being repaired.
以较高的灵敏度和抗干扰能力测得了扩散型真空电弧的弧后电流值；
It is suitable for diffused vacuum arcs and of fairly high sensitivity and good anti-interference ability.
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