Spiral arm是什么意思

网络释义

用法例句

The optimization of take-up machine cantilever mechanism based on genetic algorithm;

非织造布卷绕机旋臂机构的生产问题与解决措施

A new type of small rotating arm basin tester,including its design theory,structure and main technical matters,is introduced in this paper.

介绍了自行研制的小型旋臂水池试验台的设计思想、结构形式及其主要技术问题。

The principal technical parameters, fundamental of operation, points of technical creation of the straight-advance self-propelled minimum sprinkler with double rotation arm which is newly-developed and the result of performance test are narrated in this paper.

主要论述了最新研制的“双旋转臂直行自走式微喷灌机”的主要技术参数、工作原理与技术创新点,并阐述了性能试验结果。

level luffing crane

平行运送旋臂起重机

slewing crane

回转[旋臂]式起重机

spiral web scan panoramic camera

螺旋臂扫描全景摄影机

(h) rigging and use of ship's derricks;

（ｈ）船舶旋臂起重机的装配和使用；

electricwall type slewing crane

电动墙式旋臂吊车、电动壁吊

gantry crane with slewing man-trolley

带司机小车的旋臂龙门起重机

Radial arm drilling machine. Dimensions and operating clearance area can be specified.

旋臂钻机。可以指定尺寸和操作净空面积。

Numerical Control System for Swing Plasma Cutting Machine

旋臂式等离子切割装置数控系统的研究

rotating cantilever beam type machine

旋转悬臂梁式试验机

one arm swinging front loader

单臂旋转式前置装载机

She stood up, stretching out her arms in triumph.

她站起身，凯旋地张开臂膀。

They begin to move forward slowly with their arms spread, like two eagles hovering.

两人徐展双臂慢步前进，如双鹰盘旋;

rotation of the hands and forearms so that the palms face upward.

手和前臂的旋转以致手掌朝上。

rotation of the hands and forearms so that the palms face downward.

手或前臂的旋转以致手掌面朝下。

Click on the center dot to rotate the hand around the action line.

点击中心圆点，沿着作用线旋转手臂。

Study and Design of New Type Bifilar Helix Antenna

一种新型双臂螺旋天线的研究与设计

Multi-armed Spiral Waves in Three-component Reaction Diffusion Systems

三变量反应扩散方程中的多臂螺旋波

The formation mechanism and evolution of the double piral arms in vortex

涡旋中双臂形成的物理机制及其演变