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- A prenatal ultrasound test uses high-frequency sound waves, inaudible to the human ear..... 这段话的意思是对胎儿的超声波运用高频声波，人类是听不到的......
- Ultrasound tests have become a common part of most pregnancies. 照超音波大多已成为怀孕过程中常见的一部分了。
- The trend toward more male than female children intensified steadily after 1986, they said, as ultrasound tests and abortion became more available. 他们指出，1986年后超声波测试和堕胎服务更加普及后，男孩多于女孩的这种倾向逐渐的越来越严重。
- At age 11 the children underwent high-resolution ultrasound tests of the brachial artery in the arm to assess how well the lining of the blood essels work. 在11岁时，这些儿童接受上臂肱动脉高分辨率超声波检查，评价血管内壁工作状态。
- ultrasound pictures; ultrasound waves; an ultrasound test. 超声波图象；超声波；超声波测试
- We are testing the efficacy of a new drug. 我们正在测试新药的功效。
- Ultrasound waves to test the heel of your foot. 超声波测试您的脚后跟。
- They were testing a new weapon then. 当时他们在试验一件新武器。
- Good teaching and good testing are closely related. 出色的教学工作与完善的测试制度密切相关。
- The device had undergone extensive testing. 这种装置经受过广泛的试验。
- A Doppler ultrasound is part of the echocardiogram test. 也是超声波心动图检查的一个部分。
- Ultrasound showed she was expecting twins. 超声波扫描显示她怀了双胞胎。
- Total Solution to Ultrasound Hi-Tech Field! 博大精深的超声波行业科学技术解决之道!
- Used for testing the evenness of sliver and roving. 用于检验条子及粗纱的条干均匀度。
- ZHEJIANG PROVINCIAL ULTRASOUND MEDICAL POST. 浙江省超声医学专业岗位培训中心。
- Months later they saw the fetus in an ultrasound. 几个月以后，他们通过超声波看到了胎儿。
- Tips and tricks for abdominal ultrasound. 腹部超音波的提示和技巧。
- We are through the initial testing period. 我们通过了最初的考试阶段
- Should all midwives learn to perform ultrasound? 助产士都应该学习做超声吗?
- Speckle is an inherent noise in ultrasound images. 斑点噪声是超声图像中固有的噪声。
