Standard times are standard times only because all parties involved agree they are standard times. This is an important point. The key is to quickly and economically develop and maintain standard times that are as close to real life as possible. (标准工时之所以成为标准工时,只是因为各方一致同意这是标准工时。这点很重要。关键是要能够快速、经济的建立和维护标准工时,并且标准工时能够尽可能的反应真是的状况)