婚姻挤压是指由于适婚男女性别比失衡导致其中一种性别的人口无法找到配偶的现象.我国农村婚姻挤压主要挤压的是适婚男性农民,它包括宏观层面的性别挤压、中观层面的梯度挤压
This study was performed to evaluate the efficacy of the Demolizer? technology for the on-site sterilization of low vo-lumes of regulated medical waste. The obj
Early Production Facilities are makeshift process deployment that ensures that marginal oilfield operators make revenues from their new discoveries with little
【正】 发展农业一靠政策,二靠科学。党的十一届三中全会以来,湖北荆州地区农村普遍实行了各种形式的生产责任制,调动了农民群众的积极性,许多重点户、专业户广泛使用了各项
“我叫袁玥，是武汉纺织大学服装学院服装设计与工程专业091班的班长。作为2011年度‘纺织之光学生奖’的获得者，能够获得被称为纺织业的‘奥斯卡奖’，我感到十分荣幸和骄傲。”
A comparative thermal decomposition kinetic investigation on Fe(III) complexes of a antipyrine Schiff base ligand, 1,2-Bis(imino-4’-antipyrinyl)ethane (GA)), w
The effects of equipment parameters of batch distillation column on the yield proportion are discussed and analyzed, the relations between maximal yield proport
Background: Hepatitis B virus is one of the transfusion transmission infectious agents of public health relevance. Its prevalence varies across the globe. Estab
This study was carried out to determine the prevalence of HIV-1 and -2 among three selected secondary schools in Udenu Local Government Area of Enugu State, Nig
<正> “黑”姓,不读黑白的黑,应读hè(贺)。“区”姓,不读区别的区,应读ōu(欧)。“单”姓,不读单独的单,应读shàn(善)。“种”姓,不读种地的种,廖读chóng(虫)