一个称职的工程设计人员不但要有较高的专业素质、还必须具备很强的价值观念。要想设计一个好的工程项目，首先要考虑的是保证产品所必备的功能，其次是要有较低的设计成本。这两条可以说是必要条件，缺一不可。这就要求我们工程设计人员要以主人翁的态度来精心研究、认真设计 A competent engineering designer must not only have a higher professional quality, but also must have a strong sense of value. To design a good engineering project, the first thing to consider is to ensure that the product has the necessary functionality, and secondly, to have a lower design cost. These two can be said to be necessary conditions and are indispensable. This requires our engineering design personnel to carefully study and design with the attitude of the master.