If the product elements (or extensions) are dynamic or volatile and may change over time, then specs is a good option.

如果产品类型(或扩展)是动态或经常变化的，并且可能随时间变化，那么specs是最佳选择。

youdao

This paper discussed the product design method based on the customer satisfaction, scaled the problems of the product elements and customer needs in customer satisfaction.

对基于顾客满意度的产品设计方法进行探讨，以顾客满意度来衡量产品设计中产品各要素与顾客需求的匹配问题；

youdao

On the other hand, if the product elements are very static and long-lived (such as elements in the Party Domain), then consider using the traditional extension mechanism and harden the elements.

另一方面，如果产品元素是非常静态的并且生命周期很长(比如Party Domain中的元素)，那么考虑使用传统的扩展机制并固定这些元素。

youdao

Of course, the cyclic steps that we've taken to do this apply not just for breaking down reactants and product into the elements in their standards states, but of course we could also look at whole sets of reactions and write cycles as well, right.

当然，我们这里用的循环的,步骤不仅仅在把生成物,和反应物拆成其标准状态下,的元素时有效,我们也可以研究整个一系列,反应并写出相应循环。

麻省理工公开课 - 热力学与动力学课程节选

Beyond the product elements, your business model can create value.

FORBES: Are You Making Something Usable? Part 5 -- What to ask?

The Clinton administration wants desperately to believe that President Yeltsin does not know anything about this activity that it is the product of "rogue elements" and bureaucratic inertia, not a breakdown of civilian control or, worse yet, a sign of a dangerous new direction in Russian foreign policy.

CENTERFORSECURITYPOLICY: A Noxious Arms Control Treaty

The Clinton administration wants desperately to believe that President Yeltsin does not know anything about this activity -- that it is the product of "rogue elements" and bureaucratic inertia, not a breakdown of civilian control or, worse yet, a sign of a dangerous new direction in Russian foreign policy.

CENTERFORSECURITYPOLICY: A Noxious Arms Control Treaty