但当根据现场条件确定的钻探剖面与地裂缝呈斜交关系时，勘探孔间距可以适当放大。
But when according to the site conditions determined to crack a drilling section with oblique relations, hole spacing can enlarge exploration.
随着吐哈盆地勘探的进一步深入，低孔、低渗储层是测井解释和储层评价的一个难题。
With the further exploration of Tuha basin, one difficult problem is logging interpretation and reservoir evaluation for low porosity and low permeability reservoir.
高压水射流径向水平孔钻进技术是水平孔施工技术之一，它是在垂直瓦斯抽放或煤层气勘探钻孔布置机械或水力扩孔装置，对准选定的煤层部位进行扩孔。
As one of radial horizontal drilling techniques, high pressure water jet drilling technology is capable of using mechanical or water jet apparatus to make a cavity at the selected coal seam.
文中阐述了在金矿勘探中应用潜孔锤反循环连续取心（样）的优越性；
Some superiorities of using down hole hammer counter circulation type continuous coring (sampling) method in gold ore exploration are expounded in this paper.
同时，预测了有利于煤层气形成和勘探的有利地段，9- 73孔、21 - 11孔附近地区为最有利煤层气勘探区。
In addition, favorable locations for coal-bed gas formation and exploration are predicted, and areas nearby 21-11 and 9-73 holes are most favorable for exploration.
济阳坳陷东营惠民凹陷孔店组基本为深层勘探程度较低的层系。
Kongdian formation of Dongying Huimin Sag in Jiyang depression is a deep formation with some hardness for petroleum exploration.
本钻机适用于固体矿床的普查勘探及工程地质勘察等钻孔以及各种混凝土结构检查孔。
This drill the census that machine be applicable to solid mineral bed explores and work. The distance geology investigates etc, drills a hole and every kind of concrete construction Check bore.
八面河地区沙河街组油气勘探已进入高勘探程度阶段，孔店组是八面河地区潜在勘探目标层系。
Oil and gas exploration in Shahejie Formation of Bamianhe area is at a large scale. Kongdian Formation is a target zone of potential oil exploration in Baminahe area.
历经一百多年的油气勘探开发，发现或探明高丰度、高孔渗油气藏的几率越来越小。
After more than a hundred years' petroleum exploration, it's difficult to find high abundance, high porosity and permeability reserves.
贯通式潜孔锤反循环钻进技术是一种先进的钻探方法，适用于复杂地层中的地质勘探以及各类钻孔工程。
The hollow-through DTH hammer drilling techniques with whole hole reverse circulation is adopted, it is proved that this technique can resolve drilling.
由于好的孔渗性砂岩油气田越来越少，致密砂岩气藏作为一种非常规气藏近年来逐渐成为勘探和开发的热点。
Porous-type sandstone reservoir is shorter and shorter and gas reservoir in tight sand is more and more important.
由于好的孔渗性砂岩油气田越来越少，致密砂岩气藏作为一种非常规气藏近年来逐渐成为勘探和开发的热点。
Porous-type sandstone reservoir is shorter and shorter and gas reservoir in tight sand is more and more important.
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