The variety of plastic objects at risk is dizzying: early radios, avant-garde sculptures, celluloid animation stills from Disney films, the first artificial heart.
有风险的塑料制品种类繁多，令人眼花缭乱：早期的收音机、先锋派雕塑、迪士尼电影公司的动画电影剧照、第一颗人造心脏等。
The multi-step approach makes this artificial heart much cheaper to build than those that use compressed air to pump the blood.
与使用电池动力压缩空气将血液输送到全身的装置相比，新型人造心脏的造价更加低廉。
But like mechanical pumps and artificial hearts, stem cell therapy is a high-tech, high-expense solution for dealing with heart diseases.
但是，和机械泵以及人造心脏一样，干细胞疗法对于治疗心脏病来说也是一种高技术、高成本的解决方案。
It is a long-held dream: an artificial heart to replace one that is damaged or diseased.
用人造心脏来替代病变或者损坏的心脏一直是医学界的一个梦想。
This week, America's Food and Drug Administration gave its approval to a new type of artificial heart made by Abiomed, a firm based near Boston.
本周，美国食品与药物管理局通过了位于波士顿附近的Abiomed公司制造的新型人造心脏的审批。
Installing a pump or an artificial heart is not likely to become mainstream treatment for heart disease.
安装一台血泵或人造心脏不太可能成为心脏疾病的主流治疗技术。
Technology combining genetic engineering of cells with chemical engineering to create artificial organs and tissues such as skin, bone, heart valves, and cartilage for joints.
结合细胞遗传工程和化学工程以创造器官和组织如：皮肤、骨头、心脏瓣膜和软骨关节的技术。
Carmat says the battery could last for between 5 and 16 hours, after which it would have to be recharged to prevent the artificial heart stopping.
Carmat称，电池只能持续5至16个小时，之后，就必须充电，以防止人工心脏由于电力不足而停止跳动。
Examples include: food found to contain botulinum toxin, food with undeclared allergens, a label mix-up on a lifesaving drug, or a defective artificial heart valve.
例如：含有肉毒杆菌毒素的食品，含有未申报的过敏原的食物，抢救用药标签混乱，或有缺陷的人工心脏瓣膜。
However, there are several problems with artificial heart valves.
然而，对于人造心瓣膜来说还是有许多的问题。
His findings led to the artificial pacemaker and, in the 1980s, the implantable defibrillator, spawning the multibillion dollar "heart-rhythm management" industry.
他的发现带来了人工心律调整器的发明。二十世纪八十年代可植入电击器问世，带动价值数十亿元的心率管理工业兴起。
This paper presents a novel artificial heart, which is directly driven by a compact permanent magnet synchronous motor (PMSM) with axial-field configuration.
提出的新型可植入式人工心脏是由轴向磁场结构的永磁同步电动机直接驱动。
In the study of artificial heart pumps, CFD has become a viable technology assisting blood pump design and evaluating its performance.
在人工心脏泵的研究中，CFD已用来辅助人工心脏的设计以及性能的评价。
Artificial selection, at the heart of breeding for desirable traits in domesticated animals, has yielded rapid change in a short span of canine history.
在育种中心对家养动物进行人工选择可以得到具有理想的外表特征的动物，在狗类短短的历史中，近期这样的动物数量迅速增加。
The rotor of the PMSM is fixed to the pump impeller of the artificial heart, and is levitated by a magnetic bearing.
电机转子安装在人工心脏泵的叶轮上，并因电磁轴承的作用而悬浮。
To better clarify the artificial heart design of the driving motor and control system, this article first detailed motor magnetic circuit system, classical design methods and formula of motor drive.
为更好的阐明人工心脏电机及控制系统的设计思路，一方面，本文详细阐述了磁路系统及电机经典设计方法及公式。
Methods the neural network technique was applied to estimate the output of an impeller artificial heart.
方法应用神经网络技术检测叶轮式人工心脏的输出流量。
A kind of closed loop timing control system based on position-sensorless control for axial blood pump of artificial heart brushless DC motor is introduced in this paper.
介绍一种用于人工心脏轴流式血泵的无位置传感器无刷直流电动机闭环调速控制系统的电路设计。
This paper sums up the fundamental structure of wireless energy transmission system for total artificial heart, and compares the key parameters and performance of some representative systems.
总结了用于全人工心脏的无线能量传输系统的基本结构，对比分析了一些有代表性的系统的关键参数和性能，并对其发展趋势提出了展望。
He was also a pioneer in artificial hearts, heart cha plans transplants are and recording surgeries on film.
他同时还是人造心脏的先驱者，心脏移植和外科手术的影像记录。
The development of an economical artificial heart is only a few transient failures away.
只消在经过几次失败，就能造出价格低廉的人工心脏了。
It also has a functioning heart that, using an electronic pump, beats and circulates artificial blood, which carries oxygen just like human blood.
它还有一颗活动的心脏，在电子泵的作用下跳动、完成身体的血液循环。它的人造血液也像人血一样携带氧气。
Objective To determine the surgical point and technique of artificial mechanical valve replacement in children with heart valve diseases.
目的：探讨儿童心脏瓣膜病的人工机械瓣膜置换手术要点及方法。
Because it has many advantages that the traditional mechanical bearing does not have, now the magnetic bearing has already been used in the artificial heart.
由于电磁轴承具有传统的机械轴承所无法比拟的优点，现已应用于人工心脏的设计中。
The paper introduces the principles and methods of the evaluation of quality and safety for the artificial heart valves.
介绍人工心脏瓣膜质量与安全性评价试验的原则及方法。
Minisize axial flow blood pump is the focus on the structure study of artificial heart recently.
微型轴流式血泵是目前人工心脏结构研究的热点，外磁驱动是一种新型的血泵驱动方式。
Minisize axial flow blood pump is the focus on the structure study of artificial heart recently.
微型轴流式血泵是目前人工心脏结构研究的热点，外磁驱动是一种新型的血泵驱动方式。
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