coarse tow短亚麻纤维coarseadj.粗糙的；粗俗的；非精制的coarse-grained granite粗粒花岗岩coarse-range indicator[电] 粗测距器coarse granular fracture粗晶断口coarse lamellar pearlite厚层状珠光体coarse granular material粗粒土coarse adjustment pinion粗调小齿轮coarse-grained texture粗晶组织coarse/fine aggregate粗、细集料coarse tracking platform粗跟踪平台coarse/fine gradation粗、细级配