这类饮料尚未经过严格临床试验的检测，不过有研究显示，其中至少有些成分能帮助睡眠或缓解焦虑。
The drinks have not been tested in rigorous clinicaltrials, but at least some of their ingredients have been shown in studies to aid sleep or reduce anxiety.
自动换刀机构：配置链式刀库，实现刀具自动交换。换刀性能经过严格的运转试验，动作协调准确，快速、可靠。
Auto changing tool magazine: Equipped with chain-type tool changer for automatic exchanging tools. Ahe performance of changing cut has been strictly tested, acting concertedly, fast and reliably.
经过严格的装机耐久试验。
这种口香糖在批准成为标准军事给粮之前还要经过严格的人体试验。
The gum will have to undergo rigorous trials in human subjects before it can be approved as a standard part of the military ration pack.
为了符合军用标准，需要进行一系列复杂测试和经过严格的环境试验。
In order to fulfill military standard, it needs series of complicated test and strict environmental examine.
为了符合军用标准，需要进行一系列复杂测试和经过严格的环境试验。
In order to fulfill military standard, it needs series of complicated test and strict environmental examine.
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