订货时请明电缆标称截面，绝缘外径，铠装或非铠装电缆。
All the cable section , insulation Dia . ar . armored or not should be signed .
补偿导线的线芯绝缘厚度，护套厚度及最大外径。
Insulation thickness, sheath thickness and maximum overall diameter.
氟塑料绝缘和护套的电缆应不小于电缆外径的8倍。
It is not less than 8 times the outer diameter of the cable for fluoroplastic insulated and sheathed control cable.
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