Compare to elementary level, intermediate level of Chinese learning is like a bottleneck, with substantial content and more subjects.
中级阶段汉语学习和初级阶段相比,除内容增加、难度加深、科目增多之外,还是一个瓶颈,很多学生常有一种止步不前的感觉。
The results showed that the main chemical compound responsible for male rabbit meat odor was intermediate aldehydes.
应用改进的NPT技术提得去势公兔与正常公兔兔肉腥味物质 ,经气—质联谱比较分析 ,初步确定中级醛类是兔肉腥味物质的主导成分。
Five new reagents of intermediate alcohol organic phosphine were synthesized with thegeneral formula CH_3CH_2O（R~1R~2N）P（S）O（CH_2）_3C_5H_4N，Where R~1,R~2=H, C_2H_5,n-C_4H_9，C_6H_5，O（C_2H_4）_2 or CH_2（C_2H_4）_2．The synthesizing methods of some intermediates were im-proved.
为了加速氧化铝生产中铝酸钠母液的澄清，减少母液中悬浮物的含量，合成了５种有机磷中级醇新试剂。
According to statistics,the comprehensive level of Chinese new village in 2007 reached 41%,comprehensive mechanization of tilling,planting and harvesting accounted for 40%,the proportion of farm laborer in employees of the whole society reduced to 40%,which shows it is striving to intermediate stage from the primary stage of 50 years history.
《全国农业机械化发展第十一个五年计划》(2006-2010)指出,"十一五"时期我国农业机械化发展总体目标是:"农业机械化发展水平迈上一个新台阶,整体进入中级阶段,有条件的地区率先进入第二阶段",据有关部门统计,2007年我国新农村综合水平达到41%,耕种收综合机械化水平达到40%,农业劳动者占全社会从业人员比重降到40%。
By retrospecting the teaching reform of the early warning surveillance intermediate command class in terms of its teaching subject, curriculum system reform, formation of teachers and teaching evaluation system reform, the issue of how to deepen the reform was studied.
从预警监视中级指挥班教学改革回顾入手,就教学目标、课程体系改革、师资队伍建设及教学考评体系改革,研究了深化预警监视中级班教学改革问题,提出了针对岗位需求改革教学内容,着眼提高质量优化教学方法及加强教师队伍建设等对策措施。