万向十字接头是依赖那种动力系统?。

What kind of power source is driving the application?

在基础部分的木制十字接头通过螺丝钉铆固在地基上。

The cruciform wooden joints in the bases of the columns are anchored to the foundation by lug screws and cantilevered from the floor.

LF21铝合金非承载角焊缝十字接头的疲劳性能对平均应力较为敏感.

The fatigue properties of aluminum alloy welded joints are sensitive to mean stress.