对含盐土的渗透系数进行了室内试验研究。
Through experimental research on the relations among soil salinity, soil moisture, effect of salt stress on growth of c.
酸性硫酸盐土的酸害影响是上述四个过程相对强弱与综合作用的结果。
The actual acidity occurring in ASS is determined by the relative intensity and comprehensive result of the four processes.
酸性硫酸盐土的酸害暴发主要包括：（1）硫铁矿的形成、累积与埋藏过程；
The occurrence of acid hazards are commonly involved in four processes: 1) the formation, accumulation and deposit of FeS 2 in ASS;
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