directional coil的用法和样例：
例句
- The burnt coil should be renewed.
烧穿的线圈应换新的。 - This is a double induction coil.
这是一对感应线圈。
directional coil的相关资料：
临近单词
direction ray
direction
direction-based localization
direction of crack propagation
directional reflectance factor
direction of the image feature
direction of relative movement
directional collective control
Directional Gyroscope Position
directional current protection
directional orthogonal wavelet
directional diagram of antenna
