major physical indices 主要物理指标
physical and chemical indices 理化指标
physical property indices 物理性能指标
physical mechanical indices 物理力学指标
In normal optical fibres made from materials with positive refractive indices, this makes the effective thickness of the cable greater than its physical thickness.
在正常的用具有阳性折射指数制作的多个光导纤维中，这种情况会让电缆的有效厚度高于它的实际物理厚度。
Physical and chemical indices are given in Table 30.
物理及化学成分指标列在表30中。
Physical and chemical indices are given in Table 29.
物理及化学成分指标列在表29中。
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