1.
The Optimization Design Research on Pantograph and Pantograph Spring System Based on Genetic Algorithms;
基于遗传算法的受电弓及弓头弹簧系统优化设计研究
2.
The optimum geometric parameters, which could improve the pantograph performance, could be obtained successfully.
并运用虚拟样机技术对弓头升弓轨迹、升弓转矩和平衡杆摆动角度等优化所得参数进行了仿真验证。
3.
These three were commonly known as the "trio"or "soft bow".
![点击朗读](/dictall/images/read.gif)
俗称"三件头",又称"软弓"。
4.
The catapult projected stones into the air.
![点击朗读](/dictall/images/read.gif)
弹弓把石头射向天空。
5.
Such orchestras were called "five frames"or "hard groups".
![点击朗读](/dictall/images/read.gif)
称为"五架头",又叫"硬弓组合",
6.
an arrow with a four-edged head that is shot from a crossbow.
![点击朗读](/dictall/images/read.gif)
一种发自石弓的四面刃头的箭。
7.
The neck should be raised and arched, the nose line vertical.
![点击朗读](/dictall/images/read.gif)
马匹颈部高抬弓弯,头部的鼻线垂直。
8.
the sport of shooting arrows with a bow.
![点击朗读](/dictall/images/read.gif)
用一个弓的箭头进行射击的运动。
9.
He had a stone in his sling.
![点击朗读](/dictall/images/read.gif)
并且把自己的弹弓装上了一块石头。
10.
Then, with just his sling and these stones,
![点击朗读](/dictall/images/read.gif)
然后,他仅带着他的弹弓和这些石头,
11.
Catapult - I could use this to throw stones further
![点击朗读](/dictall/images/read.gif)
弹弓─我可以用这个把石头丢的更远
12.
An arrow with a four-edged head is shot from a crossbow.
![点击朗读](/dictall/images/read.gif)
有四面刃头的箭是从石弓发出来的。
13.
The soldier on the ground holds a bow in his hand and has an agonized expression on his face as he draws his last breath.
手执弓箭的士兵仰面朝天,露出死难临头的神情。
14.
an arched brick or stone ceiling or roof.
![点击朗读](/dictall/images/read.gif)
用砖块或石头砌成的弓形天花板或屋顶。
15.
It matched well with the crown on her head and the bow on her left ear.
![点击朗读](/dictall/images/read.gif)
它和她头上的皇冠和左耳上的弓形都很匹配。
16.
If one does not turn, He will whet His sword. He bends His bow and makes it ready.
![点击朗读](/dictall/images/read.gif)
12若有人不回头,?必磨快?的刀,拉紧?的弓,豫备妥当。
17.
Application of Scalp Coronal Incision in Zygoma,Zygomatic Arch and Orbital Fractures
![点击朗读](/dictall/images/read.gif)
头皮冠状切口在颧骨、颧弓、眶周骨折中的应用
18.
He held a bow in his left hand and his quiver hung on his right hip.
![点击朗读](/dictall/images/read.gif)
头上戴着猎人的头巾,左手持弓,右跨下挂着一个箭袋。