查询词典 drawtube

Design and lightweight research of Cassegrain drawtube in space remote instrument.

空间遥感仪器卡塞格伦镜筒的设计及轻量化研究

Finally, inside this reflection of the secondary, you can see the focuser drawtube and your eye.

最后，在副镜的反射像中，你能看到调焦座的伸缩管和你的眼睛的像。

The design of the structure of Caseegrain drawtube in space remote instrument was introduced.

介绍了空间遥感仪器中卡塞格伦镜筒的结构设计，利用三维CAD技术构建了产品模型。

We will hold the diameter of the drawtube' big port within 31mm.

我们将会镜筒的大端直径控制在31毫米，不需要四个凸起去压住玻璃

The 4 ID of the drawtube will allow maximum coverage of the Pentax 6 x 7 cm negative for medium format photography.

在4号的镜筒将允许中片幅摄影的宾得6× 7厘米的最大负面报道。

The inside of the drawtube has a series of knife-edge baffles for maximum contrast.

在镜筒内有刀系列，最大对比度边缘挡板。

A 3" diameter x 4" long extension tube that mounts between the drawtube and 3" to 2" adapter provides the correct amount of back focus spacing for visual use with an eyepiece and diagonal.

一个 3"直径 x 4"展开在 drawtube 之间的延长管和 3"至 2"，适配器用一个目镜和对角线提供正确长度和后面目视用的焦点间隔。

Step 1: Center the secondary mirror on the axis of the focuser drawtube.

把副镜中央置于调焦伸缩管的中轴。

The focuser terminates in a removable 3" drawtube to 2" diagonal adapter with a clamping ring to protect the finish of your eyepieces and diagonals from scratches.

那焦距端有一可以动的装置即 3" drawtube 至 2"对角线的适配器中结束保护你的目镜和对角线的完成免于擦伤。

The main measuring drawtube is hanged up vertically from the frame with a universal joint and a probe is fixed on its bottom end, other two subsidiary drawtubes connecting the frame and the main measuring drawtube with spherical joints.

建立了该测量机的模型，给出了由测量杆长度求测点坐标的解析式、测量空间及其数字算例，简要分析了测量机的误差，结果表明，机构对多种制造误差不敏感。

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。