求翻译：2010年9月-2011年8月，在陕西中大集团从事生产作业区调度岗位（兼管工艺） ，负责大型自制加工件、自制焊接件的生产加工工艺。是什么意思？

September 2010 August 2011, in Shaanxi large group engaged in the production job scheduling operation area (keep a close watch process), is responsible for a large home-made machined parts, welding parts made of production and processing technology.

September 2010 - August 2011 in Shaanxi, Zhongda Group engaged in the production area of operations (with responsibility for scheduling jobs, crafts) is responsible for large-scale homemade processing parts, homemade welding parts production processing technology.

In September, 2010 - August, 2011, the big group is engaged in the production operation area dispatch post in Shaanxi (to concurrently manage craft), is responsible for the large-scale self-made job, the self-made weldment production processing craft.

September 2010, in large group engaged in the production area in Shaanxi scheduling posts (be concurrently in charge of technology), is responsible for large-scale homemade processing parts, homemade welding parts of production processes.

September 2010 and in Shaanxi large group engaged in production operation scheduling posts (be concurrently in charge of processes), responsible for homemade, homemade welding parts production and processing processes.