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| 41. | Money su ly in the United States is managed mainly by the Federal Reserve Board through its bank reserve |
| 美国的货币供给主要由联邦储备局进行管理，包括银行准备金，通过贴现率收费以及通过发行证券公开市场业务。 |
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| 42. | adopts three-dimensional nonlinear finite element method to stimulate the failure process of rock mass by |
| 本文采用三维非线性有限单元法,分别用点强度储备法和超载法模拟岩体渐进变形破坏过程,揭示了孔梁水库河暗河堵体围岩的工作性态。 |
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