Photosensitive material, generally on a transparent base.

The physical base of fiber Bragg gratings is the photosensitivity of Ge ? doped optical fiber.

光纤光栅的物理基础是掺锗光纤的 光敏性.

The photosensitivity of film is one kind of photochemical action.

胶片的感光作用是光化作用的一种.

Ideal for children, outdoor workers, sports persons, sun lovers therapy that is likely to cause photosensitivity.

是儿童, 户外工作者, 体育运动者, 日光浴爱好者.

Graphics insertion: Text and pictures photoset in one operation.

图形插入: 把文字和图片一起影排的操作.

The photosphere has a granular structure.

光球还有颗粒结构。

A photostat copy of this authorisation shall be considered as effective and valid as the original.

此授权书之副本与正本同等有效.

A : Yes. I can operate a photostat.

( 是的 .我还会操作使用复印机. )

A Photostat copy of this authorization shall be considered as effective and valid as the original.

此授权书之影印本亦属有效.

A photostatic copy of this authorization shall be as valid as the original.

此授权书的影印本与正本具同等效力.

First, crops are grown, using the sunlight and carbon dioxide as food through photosynthesis.

第一, 植物通光合作用利用阳光和二氧化碳进行生长.

It may interfere with plant photosynthesis, causing ecological damage and reducing agricultural production.

它会影响植物的光合作用, 引起生态受损,降低农业产量.

Have to provide water by photosynthesis of CO 2.

提供水草光合作用所须之CO2.

Raw material can be energy that shows energy passes photosynthesis to store with biologic form.

生物质能是指太阳能通过光合作用以生物的形式储存的能量.

The photosynthesis is the most important and photochemical process found in photosynthetic organisms in the nature.

光合作用是自然界中的有机生物吸收太阳光能并将其转化为稳定的化学能的重要途径.

Therewas an extremely significant positive correlation between the rate of photosynthesis and rate ofphotosynthate export.

光合速率与光合产物输出速率和光合产物输出百分率成显著正相关.

For experimental purposes , scientists originally assumed that photoperiodism worked through photosynthesis.

为了进行实验, 科学家们最初曾经设想,光周期现象可能是通过光合作用实现的.

Photosynethically Available Radiation ( PAR ) is an important energy sources of photosynthesis for the green plants.

光合有效辐射(PhotosyntheticallyAvailableRadiation, 简称 PAR ) 是植物进行光合作用的重要能量来源.

By means of photosynthesis, plants convert the radiant energy of the sun into chemical energy.

通过光合作用, 植物将太阳的辐射能转为化学能.

This process called photosynthesis sustains almost all life on Earth.

这个过程叫做光合作用,它使地球上几乎所有的生命得以维持.

Some of the carbon dioxide absorbed by plants during photosynthesis is radioactive.

植物在光合作用中吸收的一些二氧化碳具有放射性.