激发因子 meaning in English

evocator
motivating factor
motivational factor

In this paper , predation , starvation endurance ability , foraging behavior of e . balteatus and the effect of different aphides on its growth and development , have been studied . the main results are as follows : 1
本文研究了黑带食蚜蝇的捕食行为、搜索行为及激发因子、饥饿耐受性、功能反应、捕食作用及影响因素、不同猎物对黑带食蚜蝇生长发育的影响等。
Based on the positive studies of national level htdz in northwest , under the instruction of system science , using regional development theory , this paper tried to analyze the htdz problems , then provided some strategies for how the htdz should be cultivated and developed . the paper began with those outer conditions including the high technology concepts , the initiated factors of the htdz , development environment and work mechanism . moreover , this paper combined the positive investigations and system study as a method
本文从高新技术的相关概念、高新技术产业开发区的激发因子、发展环境以及运行机制等条件出发，以西北地区国家级高新技术产业开发区的实证研究为基础，运用系统科学和区域发展理论，采用实地调查和系统分析相结合的办法，剖析了西北地区高新技术产业开发区存在的问题，在此基础上提出了西北地区高新技术产业开发区如何培育与发展的对策。