凹形

The single-row, deep-groove bearing will take radial load as well as some thrust load.

唯一例外的是，深凹线轴承将采取辐形安装并且某一推力装载。

This crescent-shaped ridge of sand dune in Oman was formed by strong trade winds that form a smooth hill facing the wind and concave slipface on the back.

这新月形的山脊沙丘在阿曼是成形的强有力的贸易风，形成平稳小山所面临的风和凹的slipface在后背。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。