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- A novel layered target is designed to evaluating the axial resolution of very-high-frequency B-type ultrasonoscope. 摘要提出一种层状靶的设计，用来评价甚高频B型超声诊断设备的纵向分辨力，并与线状靶测量方法进行了比较。
- A novel layered target is designed to evaluating the axial resolution of very -high -frequency B -type ultrasonoscope. 提出一种层状靶的设计,用来评价甚高频B型超声诊断设备的纵向分辨力,并与线状靶测量方法进行了比较。
- Key words: laser ablation ；crystal spectrometer ；mass ablation rate ；plane layer target. 关键词：激光烧蚀;质量烧蚀速率;晶体谱仪;平面层靶
- The torpedo homed in on its target. 鱼雷射向目标。
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- The company has met their export target. 该公司已经实现了它们的出口目标。
- Layered gravel and charcoal to make a filter. 将砂砾和木炭分层以做成过滤器
- A stationary target is easiest to aim at. 静止的目标是最容易瞄准的。
- He shot an arrow, but it fell short of the target. 他射了一箭，但没有射中靶。
- He won't hit the target at that distance. 他打不中那样远的目标的。
- The inner layer of the wall of a spore. 孢子内壁孢子壁的内层
- Shots were fired at the enemy target. 有人向敌军目标开枪。
- There is a fine layer of dust on the desk. 桌子上有一层薄薄的尘土。
- You missed the target by a mile/by miles. 你远未中的。
- He fired several shots (at the target). 他向目标射出了几发子弹。
- The middle, usually fleshy layer of a fruit wall. 中果皮果皮中间通常含肉较多的那一层
- I aimed at the target but hit the wall. 我瞄准了靶射击,但却打在了墙上。
- The bottom layer is a mixture of sand and clay. 最下面的一层是沙和泥的混合物。
- The movable target on a leveling rod. 视准器水准尺上可移动的目标
- A fine layer of dust covers everything. 所有的东西都盖了一层薄薄的灰尘。
