... 趋势；倾向 trial boring 探勘锧孔 trial hole 试车；操作测试 Trial-and -error ...
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trial bore hole 试探钻孔 ; 钻探洞 ; 试钻孔
hand-dug trial hole 手掘试孔
trial bore hole detail 试探钻孔
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The rule of reservoir pressure distribution and bottom hole flowing pressure alteration of a periodic trial-produce well in infinity subterranean formation.
无限大地层中—口间歇试采生产井的地层压力分布及井底流压变化规律；
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