利用外磁场控制克服大电流、宽带极电渣堆焊引起的咬边和成形不良是一种有效的方法。
Adopting external magnetic control to overcome undercuts and poor bead characteristics leaded by higher wielding currents and wider strip electro-slag surfacing is an effective method.
胸廓发育不良综合征的儿童，针对胸廓狭窄行扩张胸廓成形术以改善呼吸功能和控制脊柱侧弯。
Summary of Background Data. In children with thoracic insufficiency syndrome, expansion thoracoplasty of the constricted hemithorax improves respiratory function and controls scoliosis.
结果发现，成形件内部存在两种类型的缺陷，即气孔和熔合不良。
The results showed that there were two kinds of defects, porosity and ill bonding in the laser multi-layer cladding.
结果发现，成形件内部存在两种类型的缺陷，即气孔和熔合不良。
The results showed that there were two kinds of defects, porosity and ill bonding in the laser multi-layer cladding.
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