collimator

听听怎么读

英 ['kɒlɪmeɪtə]

美 ['kɒləˌmeɪtə]

是什么意思

瞄准仪；准直器；

英英释义

collimator[ 'kɔlimeitə ]

n.
- a small telescope attached to a large telescope to use in setting the line of the larger one
- optical device consisting of a tube containing a convex achromatic lens at one end and a slit at the other with the slit at the focus of the lens; light rays leave the slit as a parallel beam

学习怎么用

双语例句

用作名词(n.)

The collimator lighting remains also switched on.
准直仪照明仍然保持开启。
The Collimator projects a reticle to infinity.
准直仪将十字线投射到无穷远。

权威例句

Optical collimator for a WDM unit
Multileaf collimator leaf sequencing algorithm for intensity modulated beams with multiple static segments
Clinical dosimetry for implementation of a multileaf collimator
The design and performance characteristics of a multileaf collimator
Commissioning of a micro multi-leaf collimator and planning system for stereotactic radiosurgery
Performance of the rotating slant-hole collimator for the detection of myocardial perfusion abnormalities
A method for determining multileaf collimator transmission and scatter for dynamic intensity modulated radiotherapy
Re: performance of the rotating slant-hole collimator for the detection of myocardial perfusion abnormalities.
Forward or inversely planned segmental multileaf collimator IMRT and sequential tomotherapy to treat multiple dominant intraprostati...
Planning, delivery, and quality assurance of intensity-modulated radiotherapy using dynamic multileaf collimator: A strategy for lar...