BBR abbr. 黑体辐射器(Black Body Radiator)
- The testing period of chemical titration was longer,and determined bromine content of BBR was lower.
化学滴定法测试周期较长,分析结果偏低。 - In BBR test, further analysis of the impact of the lime hydrate and cement on cold property of the mortar shows that partial replacement of.
采用BBR试验进一步分析消石灰及水泥对胶泥低温性质的影响时发现,以部分水泥替代矿粉有利于提高沥青胶泥的低温性能。 - BBR is vital as it not only raises necessary funds for the management of Mai Po, it also engages people across Hong Kong in monitoring our fascinating birdlife.
观鸟大赛不单为本会筹募管理米埔的所需经费,同时亦让香港市民能藉此机会一同观赏本地奇妙的野生生态,实在是一项非常有意义的活动。