One New Caledonian crow, called Betty, bent some straight wire into a hook and used it to lift a small bucket of her favourite food from a vertical pipe.
一只名叫贝蒂的新喀里多尼亚乌鸦把一根笔直的铁丝咬成一个弯钩，用它把一小桶她最喜欢吃的食物从一根垂直的管子里吊了出来。
They were all treated with straight wire appliance and helical spring to expand clearance.
均采用直丝弓矫治器矫治，应用螺旋推簧扩展间隙及上颌前方牵引。
Objective: to provide the basic data for the straight wire appliance which is suitable to Chinese.
目的：为适用于中国人的直丝弓矫治器提供基础数据。
Objective To observe the results of treatment with Straight Wire Appliance(SWA) in bimavillary alarch protrusion cases.
目的观察直丝弓矫治器对双牙弓前突病例的矫治效果。
The placement of the incisor teeth bracket was in the middle of the clinical crown, and retention arch wire was straight wire without step bends.
其最大特点是既反映大多数牙的临床牙冠中点，又对某些牙位托槽位置进行了调整，实现了无弓丝弯曲的直丝弓矫治目的。
In order to explore the effect of the compound straight wire appliance on the correction of anterior cross-bite, molar buccal tubes and bicuspid brackets were fixed in the buccal side of occlusal pad.
为探索混合式直丝弓矫治器治疗前牙反牙合的有效性，采用磨牙颊面管和双尖牙托槽固定在牙合垫的颊面，使牙合垫和直丝弓矫治器合二为一而成混合式直丝弓矫治器。
Two, feeding mechanism: feeding mechanism is to rely on a pair of or two of the feed wheel to press the wire, in order to feed wheel rotation to drive the wire straight ahead of the device.
送料机构：送料机构是靠一对或两对送料轮压紧钢丝，以送料轮的旋转带动钢丝直线前进的装置。
In the above diagram, the single-wire section between the two hollow cones can be as long as desired, but it must be fairly straight.
在上面的图中，两个空心锥单线之间的一段，可只要需要，但它必须是相当直。
Objective To evaluate the value of single straight stainless wire technique in the implantation of ventricular pacing electrode lead.
目的评价单根直钢丝技术在置入心室起搏电极操作中的价值。
Results Used the straight-wire appliance to fix 12 patients, 21 examples were successful.
结果采用直丝弓矫治器固定的12例病人中，固定的总牙齿数是21颗，成功21颗；
This paper discusses the feasibility of individualized straight-wire brackets and its positioning trays design and manufacturing based on digital dental model with computer-aided technology.
本研究旨在探讨在数字化牙颌模型基础上个体化直丝弓托槽及辅助定位托盘的计算机辅助设计与制造的可行性。
When the steel wire rope is winded by the drive wheel some winded along the circumference, others winded along the straight line.
钢丝绳绕经驱动轮时部分成圆周缠绕，一部分是直线缠绕。
Intelligent SIPART PS2 electrical locator for pneumatic straight travel and quarter-turn actuators "2 wire system; without HART;" "Double role; shell: plastic".
智能SIPART PS 2电气定位器用于气动直行程和角行程执行机构“2线制；不带hart；”“双作用；外壳：塑料”。
This paper has explained the manufacture principle of Al-flux-cored welding wire, and studied the technical characteristics of Aluminium alloy welding with straight polarity direct current TIG method.
阐述了药芯铝焊丝的制造原理，研究了TIG直流正接焊接铝合金的工艺特点。
This paper has explained the manufacture principle of Al-flux-cored welding wire, and studied the technical characteristics of Aluminium alloy welding with straight polarity direct current TIG method.
阐述了药芯铝焊丝的制造原理，研究了TIG直流正接焊接铝合金的工艺特点。
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