请问下面几个专业术语英文怎样说?

手插件预加工
插零件
过自动锡炉
执锡
谢谢大家了!

手插件预加工 Plug-in-hand processing
插零件 Into parts
过自动锡炉 The automatic furnace -
执锡 Directors -
谢谢大家了! Thanked everybody! o(^_^)o

bond dist. bond dist. bond dist. o(1)–c(7) 1.231(2) n(1)–c(1) 1.344(2) n(2)–c(5) 1.383(2) n(1)–c(5) 1.332(2) n(2)–n(3) 1.353(2) n(3)–c(6) 1.292(2) angle (°) angle (°) angle (°) c(5)–n(1)–c(1) 117.34(16) n(3)–c(6)–c(7) 127.42(16) n(2)–n(3)–c(6)–c(13) –179.63(15) c(5)–n(2)–h(2a) 124.1(19) o(1)–c(7)–n(4) 127.36(16) n(2)–n(3)–c(6)–c(7) –3.6(2) n(1)–c(1)–c(2) 124.50(18) c(6)–n(3)–n(2) 116.52(14) c(8)–n(4)–c(7)–o(1) 179.86(18) n(1)–c(5)–n(2) 118.08(15) c(5)–n(2)–n(3)–c(6) 165.61(15) n(3)–c(6)–c(7)–o(1) 3.2(3) n(3)–c(6)–c(7) 127.42(16) c(5)–n(1)–c(1)–c(2) 0.2(3) n(3)–c(6)–c(7)–n(4) –176.29(17)