There is no significant relation between relative bone surface and its proportion of yield strain.

骨小梁表面积比是多是少，似乎和其强度没有很直接的关系。

youdao

Locking head screws will not have optimal fixation if the plate is not sitting over the middle of the bone surface.

如果钢板没有放在骨界面的中央，锁定头螺钉将不能达到最佳的固定。

youdao

In ancient times, mahjong is mostly bone surface bamboo back, to say the mahjong tiles is actually a combination of CARDS and dominoes.

在古代，麻将大都是以骨面竹背做成，可以说麻将牌实际上是一种纸牌与骨牌的结合体。

youdao

"What we found was with one protein that we delivered in the micro-channels in the scaffolds, that was sufficient to regenerate the entire joint surface with cartilage and with bone and with blood vessels."

VOA: standard.2010.08.11

Her partial prosthesis had worn through the bone on the lower surface of her knee.

NEWYORKER: Big Med

Doctors at the Rizzoli hospital stressed that they also took great care not to ruin the face of the donor, substituting the removed bone with a wax mould, and avoiding making any surface cuts to the deceased's face.

BBC: Doctors perform jaw transplant

The surface of the road still needs work, but the improvements already mean that a bone-shaking two day journey has been turned into a very dusty but manageable 12-hour drive.

BBC: In the shadow of the Taleban