substrate中文什么意思

n.
1.底层，地层。
2.【无线电】(半导体工艺中的)衬底，基底。
3.【生物学】(生态学中的)基层；【生物化学】受质；被酶作用物。

• active substrate:    有源衬底; 有源基片，有源衬片，有源 ...
• alternative substrate:    错配底物
• alumina substrate:    氧化铝基片

例句与用法

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1. The substrate is first covered by a mask .
   首先在基片上覆盖一个掩膜片。
2. We shall consider the case of a flat substrate first .
   我们首先考虑平面基底的情况。
3. The substrates can be relatively close and stationary .
   衬底可能是相当致密的和稳定的。
4. This equation covers nucleation on flat substrates .
   这个方程适用于在平面基底上的成核作用。
5. Racemization is found with optically active substrate substrates .
   发现旋光基质有外消旋作用。

英文释义

名词

1. an indigenous language that contributes features to the language of an invading people who impose their language on the indigenous population; "the Celtic languages of Britain are a substrate for English"
   同义词：substratum
2. any stratum or layer lying underneath another
   同义词：substratum
3. a surface on which an organism grows or is attached; "the gardener talked about the proper substrate for acid-loving plants"
   同义词：substratum
4. the substance that is acted upon by an enzyme or ferment