849
Although continuous fiber is ideal for reinforcement , high weight ratio of short fibers can yield comparable results , however , their efficiency is limited due to fracture during mixing , random orientation , and un-even length .
 material: continuous fiber; process parameter: reinforcement; process parameter: weight; material: short fibers; concept or principle: fracture; concept or principle: mixing; concept or principle: orientation
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
Answer:
 material: continuous fiber; process parameter: reinforcement; process parameter: weight; material: short fibers; concept or principle: fracture; concept or principle: mixing; concept or principle: orientation