双筒的

He could make out why three men in the basket under the balloon and one of them was holding field-glasses.

他看清楚汽球下面的篮子里有三个人，其中一个正拿着双筒望远镜。

At 650 light-years away, the Helix is one of the nearest planetary nebulae to Earth.

螺旋星云位於宝瓶座，是一个很受欢迎的行星状星云，用双筒望远镜也可以看到。

With special attachable optics the device can be used as digital ophthalmoscope, otoscope and dermatoscope.

当连接特殊的光学仪器时，它可用作数字化眼检仪、检耳镜和双筒显微镜，不连光学仪器时，可用作一般的数码相机。

Roof prism system and Porro prism system in the binoculars appearance has obviously different.

Roof棱镜系统和Porro棱镜系统在双筒望远镜外观上就有明显的不同。

My father used to have all these interesting optical instruments, such as binoculars, and a reflex camera which I later obtained to use.

父亲以前有许多好玩的光学仪器，像双筒望远镜，反射式照相机，后者我得以继续使用。

The experiment was designed according to orthogonal lable L25(5^4) and tested by rotatory viscometer .

试验按L25(5^4)正交表设计试验，使用双筒旋转粘度计对涂料的流变性能进行测试。

Explanation: On Tuesday, May 6, while standing on planet Earth and sweeping your binoculars along the western horizon just after sunset , you might have encountered this arresting skyscape.

说明： 5月6日星期二，在日落后站在地球上用双筒望远镜朝西方地平线扫去，你可能就会看到这一壮观的风景。

If you can't detect this color contrast with the eye alone, try looking at Saturn and Spica with binoculars.

如果你只是用肉眼观察不出这种颜色的差别，那么就用双筒望远镜吧。

The company has more than 10 years engaged in high-quality "Friends of Light" series of conical twin-screw, barrel on the design and manufacturing experience.

本公司拥有十多年从事高质量"光友"系列锥形双螺杆、机筒的研究设计和生产制造经验。

In 1990 Carl Zeiss Oberkochen introduced the "20x60 S" binocular; this employed a Zeiss developed, revolutionary "cardanic" dampened stabilization mechanism that does not rely on electronic or hydraulic mechanisms.

1990年，上科亨西蔡推出了&20x60 S&型双筒望远镜；此镜应用了蔡司研发的革命性&万能&减震增稳原理，而没有依赖任何电子或液压原理。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。