Timberland, a New Hampshire outdoor-gear company, is introducing detailed “Green Index” labels on its shoes.
新罕布什尔天伯伦户外用品公司正在鞋类产品上贴上详细的"绿色指数"标签。
2
Noise is an important performance index for appraising gear unit.
噪声是评价齿轮装置性能的一项重要指标。
3
The ideal additives for industrial gear oil in cold area should be comprised of improver of viscosity index, pour point depressant, S-P extreme pressure wear inhibitor and benzotriazole fatty amine.