coarse tow短亚麻纤维coarseadj.粗糙的；粗俗的；非精制的coarse- grained soil粗颗粒土coarse-grained soils粗粒土coarse synchronization帧同步coarse textured timber纹理粗的木材coarse acquistion code粗码coarse dense gradation粗型密级配coarse porous concrete大孔混凝土coarsely ringed timber粗纹木材,宽年轮木材coarse-grained stone粗磨石coarse scale modulator粗读数调制器