发布时间:2025-01-30 17:48:50
1、按照材料分类石英系光纤、多组分玻璃光纤、塑料包层石英芯光纤、全塑料光纤。
2、按光在光纤中的传输模式:单模光纤和多模光纤。
3、按最佳传输频率窗口分:常规型单模光纤和色散位移型单模光纤。
4、按折射率分布情况:阶跃型和渐变型光纤。
5、按光纤的工作波长分类:短波长光纤、长波长光纤和超长波长光纤。
我刚种了500棵5至8直径青枫想嫁接红枫请问各位定杆高度和嫁接什么品种最好以及其它该注意的事项谢谢
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