soil moisture was the major controlling factor for soil respiration in the steppe community, while it had almost no influence in the meadow community.
土壤水分是草原群落土壤呼吸的主要限制因子,但对草甸群落的土壤呼吸变化却基本没有影响;
the major unconformities mainly resulted from tectonic factors, while climate is the major controlling factor for high-frequency sequence.
而在构造活动相对稳定期,基于天文旋回的气候周期是高频层序形成的主要控制因素。
how to take (measures) to lessen or control subgrade settlement in the course of construction has become a major controlling factor in highway bridge construction.
在施工过程中如何采取措施减小或控制台后路基的后期沉降,成为目前在高速公路桥梁施工中一个主要控制环节。