For these reasons, a series of guides are used to constrain the projectile as it passes across the loom. To make this possible,the projectile guides must protrude through the warp sheets.

• 基于上述原因,使用了一系列的导梭片,在片梭穿越梭口时,对其进行控制。为达此目的,导梭片必须穿过下层经纱(进入梭口中)。