腐殖质

This process leads to the production of humus and is important in soil formation.

这个过程导致了腐殖质的生产，并且对土壤形成过程起着重要作用。

Humus content, the surface of 5-6%, up to 15%.

腐殖质含量，表层为5—6％，最多可达15％。

Our focus in composting is to create humus.

我们的重点在堆肥是创造腐殖质。

This layer is lighter in colour because of the lack of humus.

该层因为腐殖质的缺乏，颜色要浅一些。

Humus is the main component of soil organic matter, a great impact on soil fertility.

腐殖质是土壤有机质的主要成分，对土壤肥力影响很大。

In different agrotype,the component of soil humus is different.

土壤类型不同，土壤腐殖质组成有明显的差异。

This process leads to the productionof humus and is important in soil formation.

这个过程导致了腐殖质的生产，并且对土壤形成过程起着重要作用。

The part of the earth's surface consisting of humus and disintegrated rock.

地球表面含有腐殖质和被分解的岩石的部分。

All this activity reduces the size of particles until it creates a humus.

所有这些活动都减小了颗粒的体积，直到形成腐殖质。

It is during this stage that the compost turns into good, crumbly fragrant, humus earth.

正是在这一阶段，堆肥变成良好的、疏松芳香的腐殖质土。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。