I believe that all the machines to be shipped have been pre-assembled (inspected).
我相信所有发运的机器都经过预装配(检验)。
The products are inspected and passed through by national organization; each target is in the line of national pre-leading line.
产品经国家权威机构检测，各项指标均达到国内领先水平。
The products are inspected and passed through by national organization; each target is in the line of national pre-leading line.
产品经国家权威机构检测，各项指标均达到国内领先水平。
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