air space ratio 空隙比
mark space ratio 线圈间隙因数
open space ratio 开敞空间比例 ; 空地率
cell space ratio 细胞空隙率
mark-to-space ratio 标间比率 ; 标感列
void space ratio 空穴空间所占的比率 ; 空
pore space ratio 孔隙比
gel space ratio 凝胶空间比
Introduces two usual remote control signal encoding methods: pulse width modulation, pulse space ratio modulation.
介绍了两种常用的红外遥控信号的编码方法：脉冲占空比编码调制，脉冲宽度编码调制。
The soft ground has characteristics such as rich natural water content, big air space ratio, high compressibility, low shearing strength and so on.
软土地基具有天然含水量大、空隙比大、压缩性高、抗剪强度低等特点。
At same time, this theory was applied in wood anatomical structure image processing, to measure wood cell space ratio and check cell molecular boundary.
同时将这一理论应用到长白落叶松入工林木材图象的处理中。测出了木材的胞壁率，对细胞分子的边缘进行检测。
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