全熔 meaning in English

fine melt

All full - penetration joints shall be back purged with argon or helium
所有全熔透焊接接头用氩或氦进行反吹。
2 all welds for nozzles and manways shall be full penetration through the vessel wall
接管和人孔的焊缝应为穿过容器壁的全熔透。
Total melting loss
全熔解损耗
Where heavy wall vessels with small nozzle diameters are involved , an alternative method of full penetration may be permitted if prior written approval is obtained from secco
对于带有小直径接管的厚壁容器，在事先取得赛科公司书面认可后，可采用其它全熔透方法。