- 更多网络例句与下闸首相关的网络例句 [注：此内容来源于网络，仅供参考]
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It has been more that 1 year since it closed floodgate in 1,May 1998 in the Ertan hydroeleetric power station.
二滩水电站于1998年5月1日下闸蓄水，至今已有1年多。1年来，库首区周边出现了少量与库水位涨落有关的弱震活动。
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1 Laid on the observation points, the next gate in the first paragraph and the chamber are in side-dock-type pier and construction of a wide bottom seam laid 8 to each end of the settlement within 24 observation points nails; chamber 14 Fu wall segments are in lock wall at both ends of the floor laid four nails into account the settlement of 56 observation points; settlement nail making use of 40cmФ18 rebar welded copper top round hat hemisphere processed, buried, when coupled with oblique bars welded to the end of plate surface layer and vertical reinforcement, the top highlight the concrete surface, about 1.5 ~ 2.0cm in order to guarantee points are solid.
3.2.1观测点的布设上、下闸首及闸室坞式段均在边墩底板及施工宽缝的两端各布设8个沉降钉计24个观测点；闸室14节扶壁段均在闸墙底板两端各布设4个沉降钉计56个观测点；沉降钉的制作采用40cmФ18螺纹钢顶端焊接镀铜半球圆帽加工而成，埋设时配以斜筋焊接在底板面层及竖向钢筋上，顶端突出砼表面1.5～2.0cm左右，以保证点位稳固。
- 更多网络解释与下闸首相关的网络解释 [注：此内容来源于网络，仅供参考]
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Lower Mississippian：早密西西比世
lower middle part of forehead 阙上 | Lower Mississippian 早密西西比世 | lower miter gate 下闸首人字闸门
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tail bay：下闸首
tail wire 尾端线,出线 | tail-bay 下闸首 | tail-board 尾板,后挡板
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lower wing wall：下闸首翼墙
lower wing coverts ==> 下覆羽 | lower wing wall ==> 下闸首翼墙 | lower wishbone link ==> 下叉连杆