During blasting test of rock split in advance using Double Factors test method, the work is reduced and predigested.
在预裂爆破试验中，采用双因素试验方法，减少了试验的工作量。
The existed designing method and the constructional detail of the split columns and the joints of frame were verified by test.
验证了已有的分体柱及分体柱框架梁柱节点的设计方法和构造要求；
The bed test of the hydraulic unit of the hydro-steering gear in the power split transmission is the crucial research method for system design and prior to road test.
分流液压转向系液压机组的台架试验，是对系统设计和装车前的重要研究手段。
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