| ︽ ︾ ︵ | ︶ ︵ + ︵ | ︶ 40 ~100 | 1. | ︵1︶ | | 10 ~20 | 0.5 ~1.0 | | ︵2︶ | | | | | ︵3︶ | | 0.1 ~0.15 | 50 ~ 80 | | | 2. | ︵1︶ | | | | | | | | ︵2︶ ︵ | ︶ | | | | ︵3︶ | ︽ ︾ | | | | | ︵4︶ | | ︵5︶ | | ︵6︶ | | |