projectile loom造句怎么写
- 造句
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Single or multiple gripper or projectile looms, rapier looms,water jet looms and air jet looms.
The projectile loom uses a small projectile to carry the filling yarn through the shed.
It is usually use crochet form for weaving selvedge on gripper-projectile looms, but it leads to weft density double and thickness increased.
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