The underwater drilling blasting engineering is a importance part of the engineering blasting.
水下钻孔爆破是工程爆破的重要组成部分。
A simple working platform for underwater drilling blast and the practical method to removing and orientating the ship are introduced in the paper.
文章介绍了一种简易的水下钻孔爆破施工平台及实用的移船定位方法，改进了传统的药包加工及装填工艺。
Oil spills and underwater drilling accidents are common, and despite the media hype it is too soon to tell whether this one will prove to be the biggest yet.
原油泄漏和海底钻井事故时常发生，虽然媒体将其炒作成最大的一次事故，但作此断言现在还为时尚早。
Risk and return tend to be positively correlated, in finance because risky loans command higher interest rates and in underwater drilling because risk abatement is costly.
风险和收益似乎是成正比的，对于金融业来说，高风险的贷款要求高利率回报，而深水钻探领域中风险规避成本较大。
Some in the industry have said a company with such a strong focus on deepwater drilling should have had much better contingency plans for dealing with an underwater oil leak at this depth.
一些业内人士说，像这样一家如此关注深海钻井的公司应该有一套应付在这个深度的水下石油泄露的更好的紧急计划。
The equipment is suitable for various underwater projects and can also be used as pile-driving ship, geology survey ship, charge ship for mud extrusion by explosion, drilling ship, and etc.
该设备也可作为打桩船、地质勘探船、爆破挤淤装药船、钻孔船等使用，适用于多种水下基础施工工程。
In this paper, it is introduced of underwater operating mission when installing petroleum drilling platform and medical guarantee for air diving and oxygen-helium diving.
文章介绍了石油钻井平台安装时的水下作业任务以及空气潜水和氮氧潜水医务保障情况。
It is caused mainly by industrial underwater explosions, ocean drilling, and ship engines.
它主要由工业水下爆炸，大洋钻探，及船舶发动机造成的。
Combining the construction practice of drilling piles, it mainly introduces some experience and understandings to quality assurance of underwater concrete construction.
结合钻孔灌注桩的施工实践，重点介绍保证水下混凝土施工质量的一些经验和体会。
The current records for underwater depth and offshore drilling depth are respectively 3051and 10421 meters.
当前的钻井水深纪录和海上钻井井深纪录已分别达到3051米和10421米。
Continued technological advances are pushing the rated depth of underwater operation and drilling capacity to record highs.
随着技术的进步，半潜式钻井平台和钻井船不断更新换代，额定作业水深和钻深能力相应增大。
Underwater baseplate installation in advance is needed for semi-submersible platform pre-drilling well.
平台预钻井，需要预先安装水下基盘。
Underwater baseplate installation in advance is needed for semi-submersible platform pre-drilling well.
平台预钻井，需要预先安装水下基盘。
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