Calcium channel blockers reduce afterload with little effect on preload.
钙通道阻滞剂降低后负荷，而对前负荷几乎没有作用。
It was shown that the coking components of the flare gas were olefins, coking reactions were mainly influenced by temperature with little effect by pressure.
研究结果表明，火炬气的结焦是由其中的烯烃聚合引起，火炬气结焦受温度影响较大而受压力影响较小。
The results show that net burden pressure has obvious influence on porosity, permeability and rock compacting factor with little effect on pore configuration.
结果表明：净覆压对储层的孔隙度、渗透率和岩石压缩系数具有明显的影响，对储层岩石孔隙结构影响较小；
The results show that net burden pressure has obvious influence on porosity, permeability and rock compacting factor with little effect on pore configuration.
结果表明：净覆压对储层的孔隙度、渗透率和岩石压缩系数具有明显的影响，对储层岩石孔隙结构影响较小；
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