短語詞組短語clear valve opening 氣門凈開啟度clear r opening 凈開口clear door opening 門口寬度Stand Clear Invalid Opening Door 車門向內開clear size of opening [船]通孔尺寸clear opening between bars 鋼筋凈間距maximum clear opening width 最大凈開口寬度maximum clear opening 最大凈開口clear opening of screen 篩的凈面英語;篩的凈孔 返回 clear opening