slchBNC¹⁷³⁹⁹⁵⁺² 基本例句 abbr.selective channel 选择信通道 The field experiment proved that SLCH sand control technology is suitable to that in the horizontal wells of the loose sandstone reservoir, which has good application foreground. 矿场试验证实， SLCH防砂工艺能够较好地应用于疏松砂岩油藏水平井防砂，具有良好的推广应用前景。 cnki