1. \u0064\u0061\u006E\u0063\u0069\u002E\u0039\u0031\u0031\u0063\u0068\u0061\u002E\u0063\u006F\u006D
1. 通过大量工艺试验，合理地确定了真空吸铸的重要参数，如吸铸温度、吸铸真空度、模具预热温度、模具规格等对吸铸条长度的影响。
The effects of important process parameters, such as the temperature, the degree of vacuum, mould preheat temperature, mould size and so on, on the length of the casting rod, have been studied through a lot of experiments.