查询词典 light meter

Store the meter in the shade with non high light-line with temperature of -10 ℃ to +70℃, and humidifies of less

保存在无直射光线，-10℃～+70 ℃温度，60%以下湿度的地方。切勿和有机溶剂或油物接触。

Methods According to the document of ISO/TC172/GW1 N80 about the test principle and the experimental demands of times-diffraction-imit factor M^2, beam diameters in different z places along the light direction were measured using LBA-300PC laser beam quality analyzing meter made in Spiricon Corporation of America. Hyperbolas were fitted utilizing the measured data.

根据ISO/TC172/SC9/WG1 N80文件对M^2因子的测量原理及要求，用美国Spiricon公司生产的LBA-300PC激光束分析仪，沿光传播方向在不同z位置，测出光束宽度，由测量数据进行双曲线拟合，确定束腰直径和远场发射角，计算M^2因子。

It is widely used in the trade of mechanism, meter, electricity, light industry, college, research institute and measurement-inspecting department.

它广泛应用于机制，仪表，电力，轻工，高校，研究机构和测量，检查部门的贸易。

It was established in 1980, registered capital RMB 3.6 million yuan, occupying more than 5,800 square meter, the production capacity is RMB 15 million yuan, has the ability of engineering, product develop and manufacture mine crusher, the main product: PC series crusher, jaw crusher, roll crusher, line vibrate sieve, SH convert sieve,TD75、TDII fixed belt conveyer, QD80 light belt conveyer, Y45 moving conveyer, DY mobile conveyer, elevator series, screw conveyer and vibrate feeder etc.

太原市北方机械厂创建于1980年，现有资产360万元，占地面积5800多平方米，年生产能力1500万元，是一家集研究设计、产品开发、加工制造为一体的矿山破碎机械厂，主要产品有PC系列破碎机、鄂式破碎机、辊式破碎机、系列直线振动筛、SH型回转筛，TD75、TDII型固定带式输送机、QD80轻型带式输送机、Y45移动式输送机、DY移动式输送机、系列提升机、螺旋输送机、振动给料机等。

Light visible to the naked eye has wavelengths in the range of 400 to 700 nanometers, or billionths of a meter.

对肉眼睛来讲可见光波长范围在 400 到 700 毫微米之间，或十亿分之一米。

A measure of the brightness or luminous intensity of light, usually expressed in units of Candelas per square meter (cd/m2) or foot Lamberts.

有点亮度或者发光的强度在光中，通常在坎德拉每平方的单位表示米(cd/m 2)或者脚蓝伯特。

Luminance 亮度 A measure of the brightness or luminous intensity of light, usually expressed in units of Candelas per square meter (cd/m2) or foot Lamberts.

有点亮度或者发光的强度在光中，通常在坎德拉每平方的单位表示米(cd/m 2)或者脚蓝伯特。

Luminance: The measured value of brightness; reflected light measure on motion picture screens as foot lamberts or candelas per square meter.

亮度：明亮度的测量值；电影银幕上的反射光亮度量为每平方米多少个呎朗伯特或烛光单位。

One blade masks the pulldown while the other blade causes an additional light interruption increasing the flicker frequency to 48 cycles per second - a level that is not objectionable to the viewer at the recommended screen brightness of 16 footlamberts (55 candelas per square meter).

一旦一翼遮住光源，另一翼多产生一次光源中断，使光闪烁频率增加到每秒48次。在银幕亮度为16footlamberts(55烛光/平方米)时，观察者觉察不到光闪烁。

Bennett a candle light vigil on behalf of units per square meter brightness 1 nit = 0.2919 foot-lambert.

尼特代表每平方米单位烛光的亮度1 nit=0.2919 foot-lambert 。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。