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In this method,light was adjusted by combining external trigger electronic shutter mainly and iris diaphragm assistantly.

该方法采用外触发电子快门和可变光阑相组合的方式进行调光，外触发电子快门调光为主，可变光阑调光为辅。

Stop Down: To decrease the diameter of the light-admitting orifice of a lens by adjustment of an iris diaphragm.

缩小光圈：镜头的焦距和光圈的有效直径之间的关系。一可调节的彩虹光阑，减少透镜光孔的直径。

The condenser is equipped with an iris diaphragm, a shutter controlled by a lever which is used to regulate the amount of light entering the lens system.

聚光镜装配有瞳孔膜，那是一个有贡杆控制的快门，用来调节进入镜头系统的光量。

For example,when the camera moves from a sunlit to a shaded area within a shot ,it is often necessary to change exposure. The iris diaphragm of the lens can be changed,but this would change the depth of field and may be more noticeable than shutting down the variable shutter .

例如，一次摄像中当相机把镜头从阳光充足的地方移动到阴暗的地方时，必然需要改变曝光大小，镜头的可变光圈可以改变，但可能会影响景深，回比你关闭可变快门影响效果更大。

Light was adjusted by combining external trigger electronic shutter mainly and iris diaphragm assistantly.

该方法采用外触发电子快门和可变光阑相组合的方式进行调光，外触发电子快门调光为主，可变光阑调光为辅。

For a moderate image illumination, the electronic shutter time of CCD camera was adjusted by external trigger and the aperture of iris diaphragm was adjusted by motor controlled by single-chip.

采用外触发方式实现CCD摄像机的电子快门时间调节，由单片机控制电机调节可变光阑的通光口径，以使像面照度适中。

Fiber adhesive tape feed round round the sun in particular isobar power plastic round round round cutting knife anvil pressure diaphragm pumps linked version version of article linked trough hanging rack hanging edition version Film Division has a group of my senior cardboard, cardboard boxes production management and technical personnel, to provide all relevant production and printing carton technical support and consultancy services, we must improve after-sales services to deliver customer satisfaction.

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The transverse diaphragm is very similar in appearance to the conventional bar joist.

横梁很相似于通常的钢筋搁栅。

The hose diaphragm piston pumps are hermetically sealed, leakproof, oscillating displacement pumps with a unique technical and economical value.

软管隔膜活塞泵是严密密封、无泄露往复式容积泵，具有独一无二的技术和经济价值。

Magnetic axis can guarantee there is sufficient pressure to maintain their connection strong, so that you can unscrew the diaphragm.

可以保证电磁轴有足够的压力，保持其连接稳固，这样就可以旋下隔膜。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。