The team used a satellite photo of a suspected submerged city to find the site then surveyed it with a combination of deep-ground radar, digital mapping, and underwater technology.
研究小组首先利用可能是被掩埋城市的卫星影像来寻找遗址，然后综合利用探地雷达，数字地图和水下技术来进行进一步调查。
On the current technical level, the double wire submerged arc narrow groove welding technology invented by Harbin welding Institute was recognized by the market.
就目前的技术水平而言，国内的哈尔滨焊接研究所的双丝埋弧窄间隙焊接技术较为被市场所认可。
So from the feature and manufacturing technology of submerged vegetation, 45% is the best moisture while removing Sodium sulfate on the process of drying submerged vegetation.
因此，从沉水植物的物料特性和草产品加工工艺上来看，在干燥过程中当沉水植物的含水率为45%时去除硫酸钠较为合适。
应用推荐