For the transmissive mode, no achromatic quarter-wave film is needed.
在透射模式中，不需要消色差的四分之一波片。
Wang Z P. Li Q B. Tan Q Novel method for the measurement of the retardance of a quarter-wave plate.
王政平。李庆波。欧阳春梅延迟片法测量光学玻璃电流传感头线性双折射。
The directions can be obtained by removing the quarter-wave plate and following the procedure for plane polarized light or by interpolation.
可将四分之一波片卸去，并按平面偏振光法或内插法来决定其主应力方向。
Its request for monochromaticity of source is low. The equipments and procedure of this method are simple, but suitable for quarter-wave plates of various wave lengths.
此方法对光源的单色性要求低，新需器材及实验方法简便，并且适于各种波长的四分之一波片。
The giant Tsunami wave that devastated the northeast coast of Japan wiped out the region's coastal fishing industry, and cut the country's total seafood production by a quarter.
巨大的海啸摧毁了日本东北部沿岸，使该地区的渔业化为乌有，而且将国家总的海产品削减了一半。
Fundamentals of various quarter wave plates are presented firstly in this paper.
概括介绍了各种四分之一波片的基本原理。
In this paper another method is employed to derive the expression for the absorptance of non quarter wave systems.
本文提出了推导非四分之一波长膜系反射镜吸收率的另一种方法。
The structure substituted rectangular prism for common quarter wave, and improved the stability of the optical voltage transformer.
该结构用直角棱镜代替了普通的四分之一波片，提高了光学电压互感器的稳定性。
Helmholtz resonators and quarter wave resonators are studied as the high frequency combustion instabilities suppression devices in liquid rocket engines.
本文针对抑制液体火箭发动机不稳定燃烧的声学装置——赫姆·霍兹声腔和四分之一波长管声腔进行了研究。
By a quarter of wave length commutator principle, combining with electromagnetic wave absorb of filling material.
利用四分之一波长转换器原理，结合填充材制成电磁波吸收体。
By a quarter of wave length commutator principle, combining with electromagnetic wave absorb of filling material.
利用四分之一波长转换器原理，结合填充材制成电磁波吸收体。
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