The requirement of producing high quality carbon construction steel, pinion steel, bearing steel, low-alloyed high tensile steel, low-alloyed hardened and tempe…
能满足转炉生产优质碳素结构钢、齿轮钢、 轴承钢、 低合金高强度钢、低合金调质钢、 非调质钢等钢种的需要。
Each crate held a ten-inch round gear and steel pinion that form an essential part of the Tundra rear axles.
每个箱子都装上了10英寸大的圆形零件，这些零件对于丰田汽车的后轴来说必不可少。
Most main gears are brass with a steel pinion gear.
齿轮极其重要——可能是要考虑的最重要的部件了。
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