inspection of groove meaning in English

坡口检验

Power transmission elements ; grooved pulleys for narrow v - belts ; inspection of grooves
动力传动元件.窄v形带三角皮带轮.槽的检验
. belt drives . pulleys for v - belts system based on datum width . geometrical inspection of grooves
皮带传动装置. v形皮带用槽轮
. belt drives . grooved pulleys for v - belts system based on effective width . geometrical inspection of grooves
皮带传动装置. v形皮带用槽轮
Belt drives - pulley for classical and narrow v - belts drives system based on effective width - geometrical inspection of groove
带传动普通及窄v带传动用带轮