2) valve stem fracture
门杆断裂
3) Yumen fault
玉门断裂
1.
Late Cenozoic activity of the Yumen fault in the western segment of the Hexi Corridor, NW China;
河西走廊盆地西段玉门断裂晚新生代的活动特征
4) stigmatic cleft
气门裂
5) Longmenshan fault
龙门山断裂
1.
In this paper by utilizing the mobile short-line leveling data across the Longmenshan fault the variation characteristics at each observation site before and after the Wenchuan earthquake are analyzed.
利用跨龙门山断裂的流动短水准观测资料分析了汶川地震前后各测点的变化特征。
2.
The fitting results shows that:the wholly velocities of Xianshuihe and Longmenshan fault is 8.
研究表明鲜水河断裂、龙门山断裂的整体运动速率分别为8。
3.
The results show that before the earthquake the regional deformation were staged,in detail,its differential elevation and subsidence weakened and the movement of Longmenshan fault turned from active to locked,after the earthquake,the earthquake effect spreaded north-east ward along the Longmenshan fault mainly and the co-seismic deformation nearby the after s.
结果表明:震前,区域垂直形变表现出某种阶段性,升降差异运动由剧烈向减弱变化,龙门山断裂活动也由活跃向闭锁转换;震后,地震影响主要沿龙门山断裂带向北东方向扩展,余震区附近同震形变显著。
6) Longmen Shan faults
龙门山断裂
1.
As a preliminary result,we measured the fast polarization azimuth and time delay of the Ps converted wave in the receiver functions at 4 stations on both sides of Longmen Shan Faults.
作为初步结果,得到了龙门山断裂两侧4个宽频带流动台站的接收函数莫霍面Ps转换震相快波方向和分裂时间延迟。
补充资料：多气门
传统的发动机多是每缸一个进气门和一个排气门，这种二气门配气机构相对比较简单，制造成本也低，对于输出功率要求不太高的普通发动机来说，就能获得较为满意的发动机输出功率与扭矩性能。排量较大、功率较大的发动机要采用多气门技术二最简单的多气门技术是三气门结构，即在一进一排的二气门结构基础上再加上一个进气门。近年来，世界各大汽车公司新开发的轿车大多采用四气门结构。四气门配气机构中，每个气缸各有两个进气门和两个排气门。四气门结构能大幅度提高发动机的吸气、排气效率，新款轿车大都采用四气门技术。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条