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。
n. 形状；种类；形态，形式；状态；表格
v. 形成，产生；组织；塑造；排队
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。