The dust sedimentations have never been intermitted even in the soil-forming periods when the climates were warmer and wetter.

这种风尘沉积作用即使在气候较为湿热的古土壤发育时期也未中断。

Participants were divided into continuous treatment group(82 cases), intermitted treatment group(95 cases) and no treatment group( 103 cases).

根据其既往高血压治疗情况将研究对象分为持续治疗组（82例）、间断治疗组（95例）与无治疗组（103例）。