明杆内螺纹

rising stem inside screw screw stem ISRS up-and-coming star, rising star rising pinch and screw scrape and screw pushing and pulling screw jack inside stem rising period inside screw and non-rising stem inside screw rising stem rising stem (RS.) ono-rising-stem valve rising stem gate valve non-rising stem valve non-rising-stem valve screw adjusting inside caliper rising and falling saw