塑料通常标有一个标识码，上面有一个回收符号和一个从1到7的数字。
Plastics are usually marked with an identification code that shows a recycling symbol and a number from 1 to 7.
绿色的塑料接口，提供高硬度和力度，特有的绿色标识适用于所有符合ISO标准的光纤手柄。
The green plastic interface provide high hardness and strength, special green logo is applicable to all optical fiber handles which fit with ISO standard.
我厂是专业从事五金、塑料、电镀等制品表面激光标识的厂家。
The company pursues the laser label in the surface of hardware, plastic, electroplate and so on.
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