We discuss derivation on infinite matrix rings, and prove that every derivation ofinfinite matrix rings with a finite number of nonzcro entries on a ring R can be represented asthe sum of two special derivations.
讨论无穷矩阵环上的导子,证明了环R上有限个元素不为零的无穷矩阵坏的每个导子均可表示为两个特殊导子之和。
intergenerational cycle of poverty
世代相传的贫穷循环
These diseases reinforce a vicious circle of poverty and hopelessness by depressing production.
这些疾病加之令人沮丧的生产更加使人们陷入到贫穷和无望这个恶性循环中来。
Poverty vs. Environment: From Red-Green Conflict to Red-Green Vision;
贫穷VS.环境:从红绿冲突到红绿愿景
Being in need;impoverished.
贫穷的贫困的,极穷的
Circular Economy Pattern Studies in Poverty Stricken Rural Areas in West China
西部边疆贫困农村循环经济模式研究
NOW they can afford to tackle the environmental issues and expect the poorer countries to follow their lead,when they often cannot.
现在他们有实力来解决环境问题了,就想要贫穷国家听他们的,而贫穷国家往往办不到。
The contented man is never poor,
“知足者永不贫穷,
He was born poor and died poor.
他生亦穷来死亦穷(他一生贫穷)。
Research on Service Innovation Mode of Cycling Self-help Antipoverty Vocational Education Project;
自助式循环型职教扶贫工程服务创新模式研究
RESEARCH ON THE VICIOUS CIRCLE OF POVERTY AND THE ECONOMIC DEVELOPMENT OF THE THREE GORGES RESERVOIR REGION;
贫困循环理论与三峡库区经济发展态势
A Trial Discussion on the Cause of Formation of Revolving Poverty in Ethnic Area of Western China;
试论西部少数民族地区循环贫困的成因
Reason of Circulation Poverty in West Nationality Regions;
西部少数民族地区循环贫困的成因探析
The Thought About How to Break die Western Impoverished Pernicious Cycle;
关于打破西部地区贫困恶性循环的思考
Application of complete cycle three-step precipitation treatment process of cyanidation lean solution
三步沉淀法处理含氰贫液全循环工艺的应用
Therapy-related Complications of Circulation of Antithymocyte Globulin on Severe Aplastic Anemia.
ATG治疗重型再生障碍性贫血中循环系统的变化
It is more difficult than it used to be for small, poor countries, so they have to struggle even harder.
现在贫穷弱小的国家,环境比过去更困难一些,需要更多的艰苦奋斗。
We need to stop blaming poverty, parents or the home environment for the difficulty a child has in learning.
我们不应因孩子在学习上有困难而去谴责贫穷、父母和家庭环境。
At present, regional poverty and ecological degradation form a vicious circle.
目前,区域贫困和生态环境退化已形成了恶性循环。
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