Masking ratio (m.r.)
[化] 掩蔽比(金属络合物总浓度对游离金属离子浓度的比)
🧩 词语组成解析
[计] 屏蔽, 掩蔽, 掩模\\n[化] 掩蔽; 隐蔽
ratio
['reiʃiəu]
n. 比，比率;比例;系数;
vt. 求出比值，除，使…成比例;将（相片）按比例放大[缩小];
🗣️ 情景例句
She cheated on the examination.
她考试作弊。
To fill out
填写
If there had not been a hard layer of rock beneath the soil, they would have completed the job in a few hours.
如果不是因为土壤下面有一层坚硬的岩石，他们的营救工作仅用几个小时就可以完成了。