oil tight

基本解释

Permanently mounted, oil-tight proximity switches perform SPM sensing.
永久安装、几乎不漏油是设计可以转换SPM传感性能。
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China is abundant in unconventional oil and gas resources, such as heavy oil, tight sandstone oil and gas, shale gas, coalbed methane, nature gas hydrate and etc.
中国的非常规油气资源非常丰富，有重油、致密砂岩油、致密砂岩气、页岩气、煤层气和可燃冰等。
Method Oil & gas filling and injection history and system of tight sandstone oil reservoir in Minhe basin is studied with fluid inclusion technology.
方法利用流体包裹体技术对民和盆地致密砂岩油藏进行油气充注史和含油气系统研究。

President Medvedev says Russia will devote considerable resources to develop and purchase new weapons, despite a tight national budget affected by the declining price of Russian oil exports.

High oil prices and improved horizontal drilling techniques made oil production in tight oil plays like the Eagle Ford Shale in Texas and the Bakken Formation in North Dakota economical for the first time.
FORBES: Connect
Would they be happy letting BP develop indigenous Chinese shale and tight oil plays?
FORBES: A Weak Russia Is A Dangerous Russia For BP
The oil market is tight, but price is a wondrous mechanism, and rising prices have spurred investment.
ECONOMIST: Energy security