double-over test的意思|示意

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对折试验

对折试验 ... double-opposed ram steering gear 双列对置柱塞式操舵装置 double-over test 对折试验 double-pass boiler 双烟道锅炉 ...

But the hospital says, because of the hurry, test results were given over the telephone and were not double-checked.

但是院方称，因为紧急，检验结果是通过电话确认，而且没有进行再次确认。