nuclear underwater burst是什么意思

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用法例句

Analysis and design on technical scheme of underwater diamond wire saw;

水下金刚石绳锯机技术方案分析与设计

Underwater High Pressure Cleaningand The Cleaning Machine;

水下高压洗净其及洗净机简介

Simulation of underwater manipulator based on underactuating mechanism;

基于欠驱动机构的水下作业机械手仿真研究

This may provide a novel theoretical means in detecting and recognizing underwater targets.

利用混沌理论对水下目标特征提取进行了研究。

Specialized pipe cutting technology is required to repair damaged seabed oil and gas pipelines because common underwater cutting methods have difficulty working.

海底石油管道出现损坏时,在维修过程中需要将管道切断,采用常用的水下切割方法很难完成切割工作,文中提出了水下金刚石绳锯机切割技术。

This paper introduces underwater inspection technology and disaster treatment craft,underwater inspection and survey,underwater cutting and chiseling work,underwater erection of anchor rod,underwater welding and concrete pouring.

介绍了水下检查技术与病害治理工艺以及水下检查与测量,水下切割与凿除作业,水下锚筋架设,水下焊接和水下混凝土浇筑;介绍了水下检查、维护与修理的可实施与可操作性,为水下结构物病害的防治,提供了一套科学、可靠的技术和工艺。

Using diamond wire saw,underwater cutting experiment of seabed oil steel tube was conducted.

搭建了金刚石串珠绳锯水下切割试验系统,设置了初始试验参数,分析了管道不同部位切割时,切割面积和切口宽度与绳锯进给速度的关系。

Development and application of underwater welding and cutting technique;

水下焊接与切割技术应用及发展研究

Characteristics of GTAW arc in underwater welding under high-pressure air condition;

水下焊接高压空气环境下GTAW电弧特性

Study on the pulsed feeding wire system for underwater welding;

水下焊接脉动送丝机构的研制

Research of the impulsive wave of underwater blasting;

水下爆破冲击波的特点分析与计算

The vibration characteristics of the structure of the pier over underwater blasting and .

并分析了该码头在水下爆破振动激励下的结构响应特性和爆破施工的具体控制措施。

According with the examples of the misfire in the underwater blasting, various kinds of potential dangerous which can lead to misfire are introduced in the course of deep water blasting among complicated environment of geological topography, vortex, torrent and deep water.

结合水下爆破工程发生盲炮的实例,介绍深水爆破在复杂地质地形、涡流、急流、水深的环境中可能导致盲炮发生的各种潜在危险源。

Sedimentary features of the submarine fans in the Lower Cretaceous Arxan Formation,Abei depression,Nei Mongol;

阿北凹陷下白垩统阿尔善组水下扇沉积特征

Sedimentary features of submarine fan in Shuangyang Formation, Moliqing faulted depression, Yitong Basin;

伊通盆地莫里青断陷双阳组湖泊水下扇沉积特征

Therefore, it is thought that, north of this working area is the merging part of large submarine fan sands and melanocratic mudstone of half deep lacustrine facies, and is favorable to form lithologic reservoir.

由此认为 :研究区北部是大型水下扇砂体与半深湖相暗色泥岩交汇之处 ,有利于形成岩性油藏。

To evaluate the ageing performances and predict the service life of polypropylene (PP) woven geotextiles, three outdoor ageing conditions are provided in Shanghai which are atmospheric ageing, soil-buried ageing and under-water ageing experiments.

为了评价和预测聚丙烯土工织物在实际使用条件下的使用寿命,在上海地区的户外环境下,采用3种不同的老化试验条件,即大气自然老化、沙土掩埋老化和水下老化,研究聚丙烯土工织物的老化行为。