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- lead geologic forecast 超前地质预报
- lead geological forecast 超前地质预报
- leading geological forecast plus超前地质预报
- leading geology forecast 超前地质预报
- In the field of tunnel fore geological forecast, when karst caves exist in front of work face, the time section of GPR usually has hyperbola character. 摘要采用GPR地质雷达进行隧道超前地质预报,当掌子面前方存在溶洞时,地质雷达时间剖面常出现双曲线特征图形。
- The application and several examples about ground penetrating radar to geological forecast for expressway tunnel construction are described. Some experience about the application of GPR to geological forecast is obtained. 摘要以某公路隧道为例,阐述了地质雷达应用于随道超前地质预报的实例,为地质雷达在隧道超前地质预报中的应用积累了经验。
- The horse forged ahead the lead in the homestretch. 那匹马在最后阶段突然加速跑到前面。
- Shirley will try out for the lead in the play. 雪莉将参加该剧主角的选拔演出。
- Excessive patriotism can lead to xenophobia. 爱国主义过了头即可导致仇视一切外国人。
- Lead aprons shield people from radiation. 铅做的工作裙可使人免进辐射。
- advanced geological forecast technology 超前地质预报
- Graphite is used in making lead pencils. 石墨常被用来做成铅笔。
- Lead will fuse at quite a low temperature. 铅会在相当低的温度下熔化。
- The team recovered its lead in the second half. 该队在下半场重新领先。
- No road of flowers lead to glory. 没有一条通往光荣的道路是铺满鲜花的。
- Copper has less resistance than lead. 铜的电阻比铅的小。
- I'll take part, but I won't want to lead. 我参加,但不想当领导。
- Alice has the lead in the school play. 艾丽斯在学校演出的戏剧中担任主角。
- We need someone with real vision to lead the party. 我们需要具有真知灼见的人来领导这个党。
- I don't want to lead an inactive life. 我不想过沉闷的生活。