The property of HA-1 vapor phase inhibitor was evaluated in laboratory. It showed that HA-1 has better protection for steel, copper and aluminium, compared with dicyclohexyl amine nitrite.

在实验室评价了HA-1 气相防锈剂的性能，结果表明它对钢、铜、铝等金属有良好的保护作用，优于目前使用的亚硝酸二环己胺。

youdao

Sue： Ha， ha！ That means you're 1） considering it！

苏： 哈哈！ 那表示你在考虑了！

youdao

Sue: ha, ha! That means you're 1 considering it!

苏：哈哈！那表示你在考虑了！

youdao

Here's 0, 1, 3, ah-ha, here's 4, 5, 6 what is there?

这里是0，1，3，啊哈，这里是4，5，6，哪里是什么东西？

哈佛公开课 - 计算机科学课程节选

The sediment of runoff was between 103 and 308 kg ha-1 h-1, while the soil losses by needle erosion were between 6, 3 and 61, 0 ton ha-1.

UNESCO: AQUATACAMA

The sites (495.3 ha) and their surrounding forest landscape reflect a persistent and extraordinarily well-documented tradition of sacred mountains over 1, 200 years.

UNESCO: Culture