本人看的文獻上說用的是焊接,但會有發(fā)裂(hairline crack),這樣會破壞真空,需要用檢漏裝置探測發(fā)裂(原文:The valve and BNC connectors were welded onto the flanges
Ygc.0VKMR and we think it likely that a hairline crack is responsible for the bad performance of the vacuum.)。請問專業(yè)人士如何在不破壞真空的情況下將導(dǎo)線引出。 PHx No)
+HEL