1.
STRUCTURE ASSESSMENT AND STRENGTHENING ON A 84 M-HIGH COCKLE STAIRS BUILT IN A SCENERY ZONE
84m高旅游螺旋梯安全验算及加固
2.
A vertical support at the center of a circular staircase.
螺旋楼梯中柱环行楼梯中间的垂直支撑
3.
Double-helix staircases link all three levels.
双螺旋楼梯将上下三层连接了起来。
4.
The staircase winds upwards round a central pillar.
这座楼梯绕着中间的柱子向上呈螺旋状.
5.
Performance on the Orifice Energy Dissipation and Decompression Equipment of the Step and Spiral-orifice Style
阶梯螺旋孔口式孔板消能降压装置性能
6.
dancing steps
【建】(螺旋形)均衡梯级(梯级的一端略窄于另一端, 也称为
7.
Non-rotating stem with precision Acme threads and burnished finish. Double Acme for faster operation.
不旋转的阀杆具有精密的梯形螺纹和抛光光洁度。双梯形螺纹使得操作更加快速。
8.
The two strands of the double helix are linked by pairs of nucleic acids like the treads in a spiral staircase.
这个双螺旋结构的两股之间是由成对的核酸联结的，它们就像螺旋式楼梯中的踏步板。
9.
Every chair in the house was occupied, and even the long winding stair was packed with guests.
屋子里所有的椅子都坐满了。 连长长的螺旋形楼梯上也站满了客人。
10.
Each rung is a letter in a chemical alphabet limited to just four symbols.
其形状为一个双螺旋，象是一个长梯子被拧成了开塞钻似的。
11.
Halted, he peered down the dark winding stairs and called up coarsely:
他停下脚步，朝那昏暗的螺旋状楼梯下边瞥了一眼，粗声粗气地嚷道：
12.
The lighthouse keeper led his guest up the spiral stairs to the living room on the third floor.
守灯人带领客人顺着螺旋式的梯子爬到塔楼第三层的居室里。
13.
Non-rotating Stem with precision Acme threads and burnished finish. Valve suitable for horizontal installation.
不旋转阀杆具有精密梯形螺纹和经过抛光的表面光泽度。
14.
Rotary Cutting Processing of Acme Screws and Their Cutting Tool Design
梯形螺纹丝杆的旋风铣削工艺及铣刀的精确设计
15.
Theoretical Analysis、3D Numerical Simulations and Experiments on Trapeziform Labyrinth Screw Pump;
梯形迷宫螺旋泵的设计理论、数值模拟与实验研究
16.
Study of the Testing of Stair-Step Artifacts and Some Other Performance of Spiral Computed Tomography Scanners and the Remote Performance Testing Software;
螺旋CT梯状伪影等性能参数检测方法及其远程检测软件的研究
17.
Elastic Static Analysis of Reinforced Concrete Circular Stairs Based on ANSYS
基于ANSYS的某带中柱钢筋混凝土螺旋楼梯的弹性静力分析
18.
spiral part of a screw
（螺钉的）螺旋部分.