differential head示差: differential水头: waterhead; head; flood peak示差: differential◇示差析光仪 differential refractometer水头: waterhead; head; flood peak◇水头落差 head fall; 水头坡降 water table gradient无差水平: indifference level下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:示差水头，即可在微信中查询翻译
