parent material
母质
常用释义
英式发音
美式发音
基本释义
- 母质：指通常是未固结、未改变或仅稍微改变的破碎岩石物质，通过土壤发育的自然过程，它位于真正的土壤下面并且通常形成真正的土壤。
- 源材料：与地层意义2、土壤层意义相比较。
例句
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1·Soil Cu content primarily depend on its parent material.土壤铜含量决定于母质类型。
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2·Which the soil was made and is called the parent material.下面的亚土壤是土壤起始形成的地方，称为母质。
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3·The hardness of weldjoints is matched with that of the parent material.焊接接头的硬度与母材匹配，平直度良好。
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4·But the structure of purple soil parent material is loose and easy to efflorescent, anti-erodibility;但紫色土成土母岩结构疏松，易风化，抗蚀性低；
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5·These clay minerals mainly come from parent material, a few from pedogenic processes, and dust input is minute.它们主要来源于母质，其次来自成土过程，降尘输入量极有限。
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6·Mountainous area provides rich saccharoid for basin, which is important parent material of oasis soil formation.山地为盆地提供了丰富的粒状物质，它们是绿洲土壤重要的成土母质；
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7·Horizon C is relatively unweathered parent material form which the mineral components of the above layers are derived.C 水平层是相对未风化的母质土，其它层的矿物都源于此。
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8·This species is the high-tech biotechnology breeding of parent material to compound hybrid integrated trait more outstanding.本品种是采用高科技生物技术选育的亲本材料配制的杂交种，综合性状更为突出。
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9·Under the same parent material condition, urease activity was significantly correlated with forming time and maturity of soil.在母质相同的情况下，脲酶活性高低又与成土时间的长短和土壤熟化程度呈正相关。
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10·Parent material of Suining group is easy eroded, and the erosion material is of poor cohesion and structure and even easier being eroded by runoff.遂宁组母质易风化，风化后的碎屑黏聚力弱、结构力差，易遭受径流侵蚀。