n.[无线电]基底；[印刷]底面；承印物；[生化]基质；被酶作用物

The substrate is first covered by a mask. 首先在基片上覆盖一个掩膜片。

HP has launched the world 's first free substrate recovery projects 惠普公司推出了世界上第一个免费的承印物回收计划。

This product is ivory-white cream of emulsion type substrate. 本品为乳剂型基质的乳白色乳膏。

The rate of substrate change is dependent of substrate concentration. 被酶作用物变化速率取决于被酶作用物的浓度。