您需要将增加的复杂性或工作所相关的好处与向设计中添加此元素所带来的成本进行权衡。
You need to weigh the benefit associated with the increased complexity or effort compared with the cost of adding this element into the design.
为了实现在片梭织机上进行纬向控制系统的低成本改造，自行设计了信号转换板，采用常规电子元器件自制的纬纱传感器代替纬纱检测器，并给出了线路连接图。
To innovate weft control system of projectile loom with low cost, signal transducer was designed, designed weft sensor was instead of weft detector, circuit diagram was got.
当我们向客户展示一个好的设计，通常他们的第一个反馈会是“这很难实现”或是“这个很昂贵、成本很高”。
When we present a very nice design to our client, the first feedback is usually that it's very difficult to realize or that it is very expensive.
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