translation.en: And so we have a number of key variables that we control: oxygen content, the light, the light intensity, the dose to cure, the viscosity, the geometry, and we use very sophisticated software to control this process.
translation.zh: 因此我们控制了一些关键变量： 氧含量、 光、光的强度、凝剂剂量、 粘度、形状结构。 我们用非常精密的软件 来控制这个过程。