An optical fiber hydrophone TDM system employing an 1 X 4 optical switch has been constructed.

Compared with the pressure hydrophone, vector sensors have many advantages.

矢量水听器较传统声压水听器有诸多优势.

The model of vibration picking for a vector hydrophone is established.

摘要本文建立了矢量水听器的拾振模型,并分析推导了其拾振条件.

Flow noise in the interior fluid of a vector hydrophone towed linear array is analyzed.

研究矢量拖曳式线列阵声呐护套管内的流噪声场.

The fiber laser can also be utilized as hydrophone to detect high-frequency ultrasound for medical applications.

其次是利用短腔光纤光栅激光器作水听器,测量高频医学超声波.

The ultrasonic field was measured using a ultrasonic hydrophone and a 3-D scanning system.

在超声场测量采用超声波水和三维扫描系统.

Hydrophyte A plant found growing in water or in extremely wet areas.

水生植物:是生长在水中或是极端潮湿的环境中的植物.

A hydroplane navigated over the lake.

一架水上飞机从湖面上飞驰而过.

The museum houses a replica of the jet hydroplane that broke the record.

那个博物馆收藏有那架破纪录的喷气式水上飞机的复制品.

The designer of marine aircraft demonstrated his newest hydroplane.

那个水上飞机设计师演示了他的最新水上飞机.

The manipulators structure , operation principle and hydropneumatic system are described systematically in the paper.

介绍一种两自由度液压驱动式上料机械手,包括其机构设计 、 工作原理及液压气动系统.

Nickel ( Ni ) absorption and accumulation in tea plants were studied by hydroponic and pot experiments.

通过盆栽和水培试验,研究了镍元素在茶树中的分布规律及吸收累积特性.

People who practice hydroponic gardening as well as soil gardening understand this theory very well.

室内园艺非常受欢迎,尤其是在如此恶劣的气候条件下生长的食品或在土地贫瘠或不可用.

Please describe the characteristics of hydroponic and front views of marketing.

试论述水培花卉的特点?你对其市场前景有何看法?

In recent years hydroponic farming has been expanded to many parts of the world.

近几年来,水栽法种树植已在世界许多地区推广.

Today this mothod of farming is called hydroponics.

现在把这种栽培方法叫做水栽法.

Hydroponics ( water culture ) The growth of plants in liquid culture solutions rather than soil.

水培:是在液体培养基中栽培植物而不是在土壤中.

Effect of cerium ( Ce 3 + ) on photosynthesis in soybean seedlings was studied with hydroponics under laboratory conditions.

以大豆为实验材料,用溶液培养试验法研究稀土铈 ( Ce3+ ) 对大豆幼苗光合作用的影响.

We're going to pipe electricity in from a hydropower plant.

我们将从水电厂输电出来.

The treatments of superstandard vibration of Unit 2 upper generator bracket in Liuxihe Hydropower Plant are described.

阐述了多次处理流溪河水电厂2号机上机架振动超标的经过,分析了造成振动大的原因.

Such hydropower stations have been set up in all places where conditions permit.

在条件许可的地方都建立了这样的水电站.