- 重点词汇
- testsn.试验( test的名词复数 );考验;测验;化验;
- preliminaryadj.初步的,初级的;预备的;开端的;序言的;
- thatdet. 那个,那;
- wasv. 用来表示某人或某物即主语本身,用来表示某人或某物属于某一群体或有某种性质( be的过去式 );在,存在;不受干扰;
- phosphorusn.[化]磷;磷光体;
- organic material有机材料;
- asadv. 同样地,一样地;例如;
- noadv. 不;否;一点也没有;
- 相关例句
This step breaks down the organic material to usable-sized molecules such as sugar.
此步骤将有机物质分解为可以使用的分子,例如糖.
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The organic matter in soil contains a small but fairly uniform proportion of phosphate.
土壤有机质中含有少量的磷酸盐,且其比例始终不变.
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These compounds make up approximately 10 to 15 % of the total organic matter in soils.
这些化合物占整个土壤有机质总量的10%-15%.
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In understanding indoor air main volatile organic matter pollutes a state.
了解室内空气中主要挥发性有机物污染状况.
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Consumers are prepared to pay a premium for organically grown vegetables.
消费者已经做好准备为购买有机蔬菜多花钱.
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There are much refractory organics in alkaline wastewater from waste plastic reusing.
在废塑料回收利用过程中排放的碱洗废水含有多种难降解有机物.
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