Some say it is made by the sand grains grating against each other and some say the noise comes from the vibration of air resulting from human bodies sliding downward

有人说，这是沙粒互相摩擦之声，也有人认为是人体下滑时引起空气的振荡。

属类：综合句库--

A face leered at him through a grating in a door.

有一张脸从门上的格栅里恶狠狠地瞪着他。

属类：综合句库--

The rainwater ran along the gutter into a grating at the side of the road.

雨水沿着排水沟流入了路边的阴沟格栅。

属类：综合句库--

Measurement of the Line-density of a Varied-line-space Grating by Moiré Fringe

云纹法检测变线距光栅的线密度

属类：行业术语-中文论文标题-

SHIPBUILDING. EXTERNAL SCUPPERS. SCUPPERS WITH GRATING .

造船工业.外部排水.网式排水器

属类：行业标准名称-国际标准-NF J42-155-1952

Chirped Fiber Grating and Its Application to Optical Communication

啁啾光纤光栅及其在光通信系统中的应用

属类：行业术语-中文论文标题-

Spectral Response Characteristics of Arrayed Waveguide Grating Demultiplexer

阵列波导光栅解复用器光谱响应特性分析

属类：行业术语-中文论文标题-

Study of Diffraction Action of Phase Mask for Optical Fiber Grating Fabrication

制作光纤光栅用相位掩模的衍射行为研究

属类：行业术语-中文论文标题-

replica grating (i.e.,optical elements),unmouted

重摹光栅(即光学元件),未装配

属类：物品名称-光学产品-

Heavy Duty Metal Bar Grating Manual

重型金属条栅手册

属类：行业标准名称-国际标准-ANSI/NAAMM MBG 532-1994