“concave”造句，怎麼用concave造句

When the concave upper nut is tightened, the effect produced is exactly the same as that produced by a hammer driving in a wedge.

Only two types of irons were used during the feathery ball era, the sand iron with a large concave face and the rut iron which had a very small head.

Concave Cuts: Tips and techniques for adding sharpening to concave details under subdivision.

Because there is no abrasion between the concave and convex, the nut is reusable.

The results reveal that after the impounding, Tunaozi Shoal transformed basically from convex-bank entrenched meander to shallow broad river, and will further develop to a concave-bank deep channel.

The palm of one's hand is slightly concave.

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

The influence of the threshing rate of the feed beater on the separating rate of the concave can be calculated by using this model.