- front track
- 前导: lead the way; march in front ...
- 板: board; plank; plate
- 凹板前导板: concave deflector
- 前导: 1.(在前面引路) lead the way; march in front; precede2.(在前面引路的人) a person who leads the way; pioneer; guide 以仪仗队为前导 with the guard of honourmarching at the head; 前导轮 front jockey wheel
- 导板: 1.[机械工程] fence plate; guide board; guide ledge; guide plate; rub rail2.见 “倒板”◇导板盒 guide cage; 导板痕 guide scratch
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