Protection did harm not only to soybean farmers but also to government and industries that use soybeans as materials . since 1996 , the protection was lifted and domestic and foreign soybeans competed in the same conditions 1996年以后施行的大豆市场开放政策，在短期内对国内大豆市场造成极大冲击，甚至使国内大豆种植与收获面积直线下降。
Show according to relevant materials , from behind 1995 , the amount of profit of the tourist hotel of our country showed a tendency to plummet , the tourist hotel industry presented the situation that the whole trade loses by 1998 据有关资料显示，自1995年后，我国旅游饭店的利润额呈直线下降趋势，至1998年旅游饭店业则出现全行业亏损的局面。
The results showed that : ( 1 ) the percentage of pod area in total photosynthetic area increased and the percentage of stem and branches area decreased as the single pod area increased 不同油菜品种后期的源库大小测定结果表明： ( 1 )角果皮面积占油菜后期总光合面积的比例随角果的增大而直线增加，茎枝表面积所占的比例则随角果的增大而直线下降，果柄表面积所占的比例变化不大。
In the uk , the number of triplet births plummeted from 2001 after the hfea imposed a limit of two embryos for most women , but the twin birth rate has remained high , which is why the expert group is calling for further action 在英国，自从2001年hfea限制多数妇女只能一次移植2个胚胎以后，三胞胎出生人数直线下降，但双胞胎的出生率仍高居不下，这便是专家组呼吁采取进一步行动的原因了。
The traditional ag / graphite electrical brush is a kind of excellent electrical contact material . with the increase of the content of graphite , though the properties of lubrication may be increased , the properties of mechanical and electrical are linear decrease . the applications will be very difficulty in complicated environment 传统银-石墨电刷材料是一种很好的电接触材料，但随着石墨含量的增加，虽然润滑性能增加但其相对密度、硬度、导电性能都直线下降，已很难满足现在各种复杂情况下的应用，因此需要采用一种新的方法或材料来代替石墨，即起到润滑的作用又可增强、导电导热。
Analysis : according to " law of precautionary minor crime " the 16th student kips , the school should be seasonable get in touch with its parents , so that understand the real reason that the student did not go to school , also can let parents understand a situation at the same time 忐忑不安了天后他发现这件事并没有被老师和父母揭穿，胆子就逐渐大了起来，越来越不爱上课，旷课成了家常便饭，成绩直线下降后终于引起了教师和父母的注重.分析：依照《预防未成年人犯罪法》第十六条学生逃学，学校应该及时与其父母取得联系，以便了解学生没有上学的真正原因，同时也可以让父母了解情况。
