The research of technology parameters definition, optimization and prediction which focused on worker experience and traditional arithmetic model building in past literature.

以往文献对工艺参数的确定和优化研究都是集中在以工人的经验和传统数学模型的建立。

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After nation's establishment (before 1978), when Chinese literature and Art Union and writer's Association brought the writers into organizations, writers became literature worker.

建国之后(1978年之前)，通过中国文学艺术联合会和作家协会把作家纳入组织，作家成为文学工作者。

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