平板型的英文怎么说

平板型的英文：
n. plateau form

"Butterfly Valves 2""-12"" shall be of the flangeless type, both lug and wafer styles."
2至12英寸公称通径的蝶阀是无法兰类型,但都有平板型和吊耳型两种类型。

Conglomerate:To form or cause to form into an adhering or rounded mass.
使聚集成块:形成或使形成紧贴在一起或圆形的块体.

Tranquillity sudden, vast, candescent: form of forms
突兀、浩翰、炽烈的静穆:形态的形态。

The design is formed with triangles.
图案是由三角形构成的。

The men are a loathsome form of life.
这些人属于人类生命中令人齿冷的那一类型。

The essay is a literary form.
散文是一种文学形式。