ratchet

['rætʃit]

n.棘轮, 棘齿
v.（使）渐进
=rachet

词形变化：

动词过去式: ratcheted | 动词过去分词: ratcheted | 动词现在分词: ratcheting | 动词第三人称单数: ratchets |

=ratch

ratchet

词形变化：

动词过去式: ratcheted | 动词过去分词: ratcheted | 动词现在分词: ratcheting | 动词第三人称单数: ratchets |

词义辨析：

同义参见:

tooth

ratchet1['rætʃit]n.1.■棘轮[全称 ratchet wheel]2.■棘爪3.■棘轮装置；制转装置vt.1.■装棘轮机构于；用棘轮推动vi.1.■像棘轮般转动2.■渐变，一步步变动：The rate of population increase has been ratcheting downward.人口增长率一直在步步下降。 ratchet2['rætʃit]n.1.■强制增长的手段，使增长不可逆转的强制手段

1. a device consisting of a bar or wheel with a set of angled teeth in which a pawl, cog, or tooth engages, allowing motion in one direction only
   刺轮机构
   ■a bar or wheel which has such a set of teeth
   刺齿
   ■(figurative)a situation or process that is perceived to be deteriorating or changing steadily in a series of irreversible steps
   (喻)倒退的情形（或过程）
   yet another turn in the ratchet of state control over local experimentation.
   国家对地方实验进行的又一轮倒退性控制。
   

1. [with obj.]operate by means of a ratchet
   刺轮驱动
   ■(ratchet something up/down)(figurative)cause something to rise (or fall) as a step in what is perceived as a steady and irreversible process
   (喻)使逐步升高（或降低）
   the Bank of Japan ratcheted up interest rates again.
   日本银行又在逐渐提高利率。
   ■[no obj.]make a sound like a ratchet
   发出刺轮声
   

1. mid 17th cent.: from French rochet, originally denoting a blunt lance head, later in the sense 'bobbin, ratchet'; related to the base of archaic rock 'quantity of wool on a distaff for spinning'
   

ratchet

名词 ratchet:

mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction

同义词：rachet, ratch

动词 ratchet:

move by degrees in one direction only

同义词：rachet up, ratchet down

ratchet

■Autobot Ratchet is devoted to saving life,no matter what from it takes,and no matter whose it is.

:救护车愿意投身于拯救生命，不论采取什么方式，也不论是谁的生命。

■The ATR Ratchet begins very quietly and moves up steadily each day because we are adding one small unit of ATR for each bar in the trade.

ATR棘轮安静的转动着，每天都在向上移动，因为我们每天都在让其增加零点几倍的ATR。

■The ATR Ratchet is very simple in its logic but you will quickly discover that there are lots of moving parts that perform a lot of interesting and useful functions;much more than we expected.

ATR棘轮法在逻辑上是很简单的，但是你马上就能发现有许多运动点能完成一些有趣且有用的功能，比我们想象的要多得多。

■ratchet wheel

n. [机]棘轮

■Lever design of NY internally meshed tooth ratchet mechanisms

NY型内齿棘轮扳手的设计计算

■Pro/ENGINEER Software Used on the Study of the Ratchet Mechanism

Pro/ENGINEER软件在棘轮装置设计研究中的应用

■Sturm and his co-workers at Princeton University built a Brownian ratchet that looks a bit like a thumbnail-size pachinko machine.

Sturm）与同事建造了一个布朗棘轮，看起来有点像是一台指甲大小的小钢珠游戏机。

■"Some companies . . . may make things worse if they seek to ratchet down their medical expenses by limiting benefits for psychological or psychiatric care" (Newsweek)

“有些公司企图限制精神或心理卫生上的福利来减少医疗开支，那它们只会把事情搞得更糟”(新闻周刊)

■All three players will ratchet up spending.Beijing-based consultancy BDA calculates that $16bn has been earmarked for TD-SCDMA with a further $28bn for the rest.

三家运营商都将增加支出，据北京咨询公司BDA计算，160亿美元将用于采购TD-SCDMA技术设备，另外280亿美元将用于其它技术。

■The rules, issued last month, ratchet up Internet restrictions that are already among the most stringent in the world.

上个月发布的这些规定，进一步加大了已属世界上最严格的互联网管制。

■ratchet winding wheel swing lever

上发条大钢轮摆杆

■ratchet winding wheel swing lever spring

上条大钢轮摆杆簧

■ratchet winding wheel swing lever ring

上条大钢轮摆杆衬圈

■ratchet winding wheel spring

上条大钢轮簧

■bottom ratchet wheel

下棘轮

■The advantage of this strategy over the original Parabolic based exit is that when using the ATR Ratchet we have much more control of the starting point and the acceleration.

与我们以前采用的由抛物转向指标得到的止损点相比，其优点在于：使用ATR棘轮，我们能更自由的选择起始价格和增减速度。

■Keywords Silk loom, let-off mechanism, ratchet gearing, Free-wheeling clutch, Logarithm helical curve;

丝织机;送经机构;棘轮机构;超越离合器;对数螺旋曲线（面）;

■Efforts by Chinas government to cool lending activity are nothing new, but analysts generally agree that the Peoples Bank of China will ratchet up interest rates.

中国政府采取措施抑制贷款活动的事并不新鲜，但分析师目前普遍预计中国央行将进一步上调利率。

■Developing process of ratchet mechanism is expounded in theory of machines and mechanisms.

为了提高棘轮机构的传动性能,从机械原理和机械设计结构说明棘轮机构的演化发展过程。

■Main products are: (1 /2dr, 3/8dr, 1/4dr deep, short sockets, accessories, T-sockets, three-prong sockets, l-sockets wrench, quick reversible ratchet handle, socket set) of nearly 1,000 varieties.

主要产品为：1/2、3/8、1/4长、短套筒、套筒附件、T型套筒、三叉套筒、伸缩轮胎扳手、棘轮扳手、套筒组套等近千个品种.

■Main Products: Ratchet Tie down, Ratchet strap, Polyester flat webbing sling, Endless sling, Round sling, Towing strap, Lifting Hardware.

主要产品：吊带、捆绑带、拖车绳、安全带、织带、起重五金配件。

■Main Products: Hand tools, Air Sander, Air Hammer, Air Ratchet, Air Die Grinder, Air Cut-off Tool, Air Impact Wrench, Air Reversible Drill.

主要产品：手动工具，砂布机，气锤，棘轮扳手，直型砂轮机，切割机，风扳，气锤。

■In fact its sex-offender laws have grown self-defeatingly harsh (see article).They have been driven by a ratchet effect.

事实上美国的性犯罪法已经变得异常苛刻，适得其反并且形成了棘轮效应。

■Design of the ratchet mechanism of mature stop motion's pawls

互为止动棘爪的棘轮机构的设计

■This paper introduces the structure of ratchet clutch and the geometry parameter calculation of double module gear.

介绍了棘轮式单向器的结构以及该双模数制齿轮几何参数的计算方法。

■transmission control ratchet piece

传动控制棘轮轮片

■Study on forming technology for drive ratchet

传动棘轮成形工艺研究

■Hand-held portable power tools. Measurement of vibrations at the handle. Part 7: wrenches, screwdrivers and nut runners with impact, impulse or ratchet action.

便携式手提动力工具.手柄振动测量.第7部分:扳手,旋具与具有冲击,冲力和刻踞齿作用的螺纹滚子

■Keywords Transport theory;Monte Carlo method;Track structure;Low energy electron;Molecular motor;Ratchet model;

关键词输运理论;蒙特卡罗方法;径迹结构;低能电子;分子马达;棘轮模型;

■Brownian Ratchet with a Position-dependent Two-state Random Perturbation

具有随机两态势的布朗粒子摇摆棘齿模型

■handle ratchet wheel

内棘轮

■Keywords Inner ratchet;Cold （?）（?）trusion;FEM;Numerical simulation;orthogonal experiment design;

内棘齿;冷挤压;有限元;数值模拟;正交试验设计;

■The paper introduces the improvement of punching machine of cage by using PC computer,step motor replacing the ratchet wheel for graduation function.

利用单片机改造保持架的冲孔机，驱动步进电机完成分度功能，替代分度棘轮。

■brake ratchet wheel

制动轮 闸棘轮

■Ratchet up the controlsand you'll see fewer stock picks, but you might miss the note from along-lost friend.

加强控制级别，垃圾是变少了，不过也可能错过久未联系的老朋友的信件。

■semi-automatic ratchet screw driver

半自动棘轮式螺丝刀

■Single side safety control, arm locks with tooth type ratchet, multi-safety device, more reliable.

单边控制保险机构，齿轮锁臂装置，多重保险设计，更加安全；

■Nanjing Dahua Special Belt Knit Co., Ltd. established in 1993.Specializing in producing flat webbing sling, round sling , ratchet unit , towing strap and other webbing.

南京大华特种带织造有限公司成立于1993年，专业从事扁平化纤吊索、圆状环形吊索、紧收器、拖带、和其它织带的生产。

■double acting ratchet withdrawing mechanism

双动式棘轮牵引机构

■Double-dog ratchet prevents shoe spring-back during bends; allows fast release after bending.

双棘齿机构防止弯管过程中压模弹回，且有利于弯管结束后快速松脱。

■reversible ratchet magnatic screwdriver

可逆式磁性螺钉旋具

■Smoking and alcohol ratchet up the damage several more notches.

吸烟和喝酒加深了这种损伤。

■Dynamical Behavior in Ratchet System with Frequency Modulation Input

周期驱动下的二阶棘齿系统的动力学行为

■stationary ratchet train

固定棘轮系

■The international development secretary, Hilary Benn, on a visit to Malawi, told the Guardian that Britain has already made its concerns known to Beijing but that it is planning to ratchet up the level of representation on the issue.

国际发展委员会秘书希尔芮本恩在对马拉维的访问过程中对英国卫报表示说，英国已经对北京计划提升他与非洲的关系表示了关心。

■In tests published last December, Sturm ran a mixture of water and DNA from two different kinds of viruses through the ratchet.

在去年12月发表的测试报告中，席图姆让来自两种不同病毒的DNA与水的混合物流过棘轮。

■Mr.Tsang's harsh words are likely to further ratchet up tensions amid a growing debate over the political future of this Chinese special administrative region.

在社会上围绕香港政治前途的辩论日渐升温之际，曾荫权的强硬言辞有可能进一步加剧社会紧张气氛。

■In rats, the painkiller blocked the brain's ability to strengthen connections, or synapses, that ratchet down reward or pleasure, researchers from Brown University reported in the journal Nature.

在老鼠身上，止痛药阻滞了大脑增强联系或者突触的功能，这会减少对回报和快乐的反应（感知）

■In a computer, the games are played 100 times, mimicking a ratchet with many teeth.

在计算机中，这个游戏进行100次，以模拟有许多齿的棘轮。

■CURRENT CONTROLLED BY COUPLING BETWEEN SIGNAL AND NOISE IN THE DIABATIC MEMORY RATCHET

在非绝热记忆棘轮中信号与噪声耦合控制流