Some of the beads may be doped with a moisture indicator, such as cobalt (II) chloride, which is toxic and may be carcinogenic.
一些珠子可能会添加水分指示剂，如钴(II)氯化物，这是有毒的，可致癌。
Soil organic carbon is a key indicator of how well soil will hold moisture, provide nutrients, and remain productive.
土壤中的有机碳是土壤是否能够保持湿度，提供营养和维持生产能力的重要指标。
The moisture content of soil is one important indicator of soil which plays an indispensable action in the production and irrigation of agriculture and research of basal theory.
土壤水分含量是土壤的一项重要指标，它在农业的生产、灌溉以及基础理论研究中具有重要作用。
The moisture content of soil is one important indicator of soil which plays an indispensable action in the production and irrigation of agriculture and research of basal theory.
土壤水分含量是土壤的一项重要指标，它在农业的生产、灌溉以及基础理论研究中具有重要作用。
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