jacking

基本解释

Designers envision building the skybridges at the saddle and then using a jacking mechanism to hoist them into place.
建筑设计师们设想先在地基上建造天桥，然后再用机械将其吊到预定高度。
Curb interest rate hikes by prohibiting credit card companies from retroactively jacking up rates on existing balances until the customer is 60 days behind on payments.
遏止加息，除非客户延迟60天还款，否者禁止信用卡公司追溯现有结余的利息。
Industry critics say that as consumer preference has shifted toward cremation, funeral homes are jacking up prices in an attempt to preserve profits in a declining market.
业界批评人士指出，随着消费者偏好已转向火化，殡仪馆正在提高价格以保持市场衰退时的利润。

And how can you stop them from jacking up your tax bill to the ionosphere?
FORBES: Assessing the Taxman
On Oct. 30, the company announced that is was jacking up prices on its bromine-based chemicals.
FORBES: Magazine Article
To pay for all this, universities have been enrolling more students and jacking up their fees.
ECONOMIST: Many American universities are in financial trouble

A jack is a device for lifting a heavy object, such as a car, off the ground.
to lift or push (an object) with a jack
A jack is a playing card whose value is between a ten and a queen. A jack is usually represented by a picture of a young man. J
a man or fellow
a female socket with two or more terminals designed to receive a male plug (jack plug) that either makes or breaks the circuit or circuits
a short sleeveless coat of armour of the Middle Ages, consisting usually of a canvas base with metal plates
jackfruitjakfruit&rarrshort for jackfruit
tired or fed up with (something)

顶升
Then, the paper introduced its transformation and the job practice, the technical process, the key technologies and so on. Then it proposed the bridge jacking-up practice, step and the monitor control method.
对其改造及施工方法、工艺流程、关键技术等进行介绍,并提出桥梁顶升施工方法、步骤和顶升过程的监测控制方法。
纺织科学技术
(走锭纺纱机的)走车牵伸