The WPA concrete I checked out for myself.

至于WPA混凝土，我倒是好好查了一下资料。

youdao

Owing to the existing warping torsion, it has been rather difficult to make a theoretical and experimental study of the prestressed concrete I -beams under combined mixed torsion. flexure and shear.

弯、剪、扭复合作用下的予应力工字梁，由于翘扭变形的存在，使得对它进行理论研究和实验研究非常困难。

youdao

I had no concrete evidence.

我当时没有明确而具体的证据。

《柯林斯英汉双解大词典》

"What I'm really hoping to hear from you is several concrete steps that you're going to take moving forward that will be able to re-ignite my generation, re-ignite the youth who are beset by student loans.

VOA: special.2010.09.24

Now, I want to do one concrete problem where you will see how to use these derivatives.

现在我要解决一个具体的问题,从中你会明白如何运用这些导数

耶鲁公开课 - 基础物理课程节选

They provided a service to society and society responded by somehow they got their wealth, so I think that -- So be concrete.

他们为社会提供了服务,作为回报，社会让他们以某种方式变富，所以我认为-,所以具体来说。

耶鲁公开课 - 公正课程节选

The less a painting resembled something concrete I could identify--and the less conventionally pretty it was--the more I was convinced of its depth, and the more I liked it.

FORBES: Magazine Article

Looking at my list, the only concrete thing I accomplished was completing Open Enrollment for my company health plan.

FORBES: What's Going On During Open Enrollment At Your Company?

And I have some pretty concrete objectives of what I need to do this year.

FORBES: Objectives From An Advisory Committee