He had an acetylene torch for cutting thick steel plates and beams.

他还有一台乙炔炬，用来切割厚钢板和粗钢条。

I buy pizza steels, which is just a thick, quarter-inch, half-inch plate of steel.

我买的是披萨钢，它只是一块厚的，四分之一英寸或半英寸的钢板。

Our best steel chisels are made on the same plan: at the cutting edge they have a thin plate of hard steel, which is supported or backed up by a thicker plate of softer steel.

刀口由坚硬的薄钢片制成, 后面再附上一块更厚的软铁。