您要查找的是不是：
- Population System Forecast 人口系统预测
- Yilma JM, Malone JB. A geographic information system forecast mode for strategic control of fasciolosis in Ethiopia[J]. Vet Parasitol, 1998, 1421:1. 徐业昌俞守义.;地理信息系统及其在医学领域的应用[J]
- At last, according to the theory of Pest Population System Control, the biological control system of DBM was established and was practiced in the vegetable field. 最后根据害虫种群系统控制的理论与技术，以得到的小菜蛾生物防治的防治目标为基础，将上述各项生物防治措施有机地组合在一起，建立了小菜蛾生物防治系统，并在大田中进行了检验。
- The article connects populations、system alteration with industrialization, It points out that population pressure is the power to system creation. 摘要本文将人口、制度变迁与工业化三个经济变量有机地结合起来，说明人口压力是制度创新的动力。
- The living example calculation showed that the grey system forecasting methode can guide the safe production in the mine. 通过实例计算可知,利用灰色预测有冲击地压危险矿井的安全生产具有一定的指导意义。
- mathematical models of population system 人口系统数学模型
- population system dynamic behavior 人口系统动态特性
- time - varying population system 时变种群系统
- I suppose you also have a caste system in your society. 我想你们的社会里也有一种等级制度。
- The right to dissent is part of our political system. 有持异议的权利是我们政治体制的组成部分。
- This city has a population of more than 1,000,000. 这个城市人口超过一百万。
- Do you know how to log in to the system? 你知道怎么登录进入这个系统吗？
- A desert has no settled population. 沙漠没有固定的居民。
- Public opinion was against the old feudal system. 公众舆论反对旧的封建制度。
- The system works on the principle that heat rises. 该项装置是按照热力上升的原理运转的。
- The drainage system has been aged. 排水系统已经老化了。
- They called for a radical reform of our tax system. 他们要求对税收制度进行根本改革。
- There was a steady increase in population. 人口在不断增长中。
- What is the population of this country? 这个国家的人口是多少？
- This is a highly efficient new heating system. 这是个高效的新取暖系统。
