This has certified that the method of sealing-off Catalytic decomposition in COD Value test has its adaptability in different lines and areas in Qiqihar district.

实验证明COD密封催化消解法在不同行业与区域的废水测定中具有很好的适用性。

youdao

The numbers, in any case, support the assumption that Germany is sealing itself off.

从统计数字来说，不论如何看还是印证德国锁国的假设。

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This paper analyses theoretically and technologically, the reason of barrel tooth holders sealing off , of produced gas hole and cold crack.

从理论和工艺上分析滚筒齿座开焊的原因、气孔的产生和怎样减少气孔生成、冷裂现象生成及其予防。

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But its decision to build a five-kilometre (three-mile) chain-link fence sealing off the centre of the old city of Quebec created an unfortunate symbol of exclusion.

ECONOMIST: A cautious yes to pan-American trade

In order to determine the location of the leak, the crew had been sealing off small peripheral modules of the space station while Mission Control looked for accelerated pressure drops inside the sealed-off sections.

MSN: Crew finds ��culprit�� in space station leak

The mile-deep well was pronounced dead in September when workers completed sealing it off.

CNN: STORY HIGHLIGHTS