In tunnel construction of rich water karst area, the key technology to guarantee the tunnel construction security is to detect and forecast the geological situation in front of the tunnel face.
岩溶富水隧道施工中对隧道掌子面前方一定范围内的地质情况进行超前探测和预测预报是保证隧道施工安全的关键技术。
Objective: To study the level of urinary iodine and the prevalence of goiter in school children aged 8~ 10 , and to detect the contents of iodine in drinking water in a rural area of Pingxiang.
目的：了解萍乡农村地区8～10岁学龄儿童尿碘水平及甲状腺肿大率，并检测饮用水含碘量。
Assuring access to safe water and primary healthcare services is crucial, as are surveillance and early warning to detect epidemic-prone diseases known to occur in the disaster-affected area.
确保清洁的饮水和基本医疗服务是很关键的，同样关键的还有对受灾地区易发疾病的监控和预警。
Assuring access to safe water and primary healthcare services is crucial, as are surveillance and early warning to detect epidemic-prone diseases known to occur in the disaster-affected area.
确保清洁的饮水和基本医疗服务是很关键的，同样关键的还有对受灾地区易发疾病的监控和预警。
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