布放后应保留适当长度于引进端人（手）孔或拉箱内。
斜拉桥由于多因素的影响，致使部分斜拉桥运营一段时间后需要全部或部分更换斜拉索。
Affected by various factors, the whole or part of the stay cables of some cable-stayed Bridges have to be replaced after a period of operation.
结论：放烧复合伤心肌线粒体对外源性钙的耐受性降低，维拉·帕米预防或治疗用药均能提高复合伤后线粒体对外源性钙的耐受性。
Conclusion: the reduced myocardial mitochondrial tolerance in the rats inflicted with combined radiation-burn injury can be enhanced by the prophylactic or therapeutic administration of verapamil.
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