Product Engineering change activity.
产品工程变更。
Essentially engineering is a target-oriented activity and process which features the change from subjective human thinking to objective existence.
工程本质上是具有价值取向的主体作用于客体、主观思维物化为客观实体的一种目标导向的活动和过程。
Essentially engineering is a target-oriented activity and process which features the change from subjective human thinking to objective existence.
工程本质上是具有价值取向的主体作用于客体、主观思维物化为客观实体的一种目标导向的活动和过程。
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