Artificial mutagenesis (by X-rays or chemicals) has been used to generate new characteristics, together with tissue culture techniques.
利用人工诱变(利用X射线和化学物质诱变)结合组织培养技术来获得新的性状。
Agatha said that she was used to having X-rays but doubted if she would be able to produce a sample of her sputum.
她说她已经习惯拍X光片,但是怀疑自己是否能够咳出一份痰来。
As well as being used for taking photographs, X-rays are also used for treating diseased parts of the body to kill the disease.
除了用来摄影之外,X光也被用来治疗身体患病的部位以消灭疾病。
I told him about the feet a week ago and he sent me out for some X rays.
一周之前我和他说了我的脚,他把我派到别的地方去拍X光。
The woman's husband rushed her to hospital where X-rays showed a pair of four-inches long surgical forceps in her abdomen.
这名妇人的丈夫火速把她送医,X光照出妇人腹中有把四英寸长的手术钳。
The house contained so much radon that living in it for a year was like being exposed to 260, 000 chest X-rays.
房子里有许多氡(元素),以至于住在里面一年就相当于做(拍)了260,000次胸透(即拍x光)一样。
X-rays enter the box through a small hole that in turn focuses them, like an old-fashioned pinhole camera.
射线通过一个小孔进入盒子,从而集中成一束。就像以前的针孔照相机。
Problems with the project have led to doctors being unable to call up X-rays on screens in operating theatres.
故障导致医生在手术室里不能从屏幕上调用X射线。
He thought he had lung cancer, but X-rays revealed that it was a plant sprouting inside his windpipe.
75岁的斯维登本以为自己患上肺癌,而X光检查结果却显示,他的症结并非癌症而是气管里长出的一颗豌豆芽。
The cause of metatarsal pain is often less apparent than in other regions of the foot, and in many cases plain X-rays are of no help.
原因往往是跖骨疼痛明显低于其他地区的脚,并在许多情况下,普通X射线是没有帮助。
I met the surgeon, and he took some free X-rays, and I got a good look at them, and you know, even I could tell my hip was bad.
我见了外科医生,他给我拍了几张免费的X光片,我很仔細地看了这些X光片,然后你知道的,就连我这个外行也看得出髋骨有问题。
Doctors were called in, X-rays taken and examined, and I was ordered to bed for a month.
请来了医生,透过视,并做了检查,医嘱要我卧床休息一个月。
Images collected by radio, infrared and optical observations showed two bright spots, but did not pinpoint the origin of the X-rays.
由无线电、红外线和光学不雅察看收集到的影像显示该星系中有两个亮点,但无法准确定位X线的来源。
When he put his hand before X-rays, he saw the bones of his hands only.
他把手伸在X射线前面时,只见到手上的骨头。
Thick material blanketing the super massive black holes might have allowed only the most powerful x-rays to escape, the team surmises.
他们推测,特大质量黑洞外层的密实物质可能只有高强度的X射线能够穿透。
and one of two ends of each solid member is used for receiving X rays and the other end is used for outputting X rays.
每个实心构件的两端中的一端用于接收X射线,另一端用于输出X射线。
The X-rays are first converted into visible light in a luminescent layer (also referred to as scintillator).
X光首先转换成荧光层中的可见光(也称为闪烁器)。
If X-rays reveal it to be a simple, displaced fracture, care by your podiatric physician usually can produce rapid relief.
如果X光照片显示是一个简单的、移位性骨折,足部外科医生的照料能够立即缓解。
X-rays are usually obtained to evaluate for arthritis and any other distortion of the bones and joints.
通常会使用X光评价关节炎以及骨骼和关节的其他变形。
Then they made a version with really short spindles, but the crystallized form did not diffract x-rays.
之后他们作出了一个具有一些真正小纺锤的视角,但是已结晶的形态并不在X射线下产生衍射。
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