A small terra-cotta or plastic wind instrument with finger holes a mouthpiece and an elongated ovoid shape.
奥卡利那笛，洋埙一种小的赤陶制成或塑料乐器，有手孔和吹口，加长的椭形。
2
This instrument is used in thickness measuring of plastic film.
该仪器用于塑料等介质薄膜的厚度测量。
3
In large metal molds, it is now able to produce the plastic shell mold 48-inch TV, large capacity washing machine metal mold, and the bumper, the whole instrument panel mold.