ballast的例句大全

Design of a New Type Dimming Fluorescent Ballast; Novel Dimmable UHF Electronic Ballast without Acoustic Resonance

新型可调光荧光灯电子镇流器的设计一种新型可调光无声谐振超高频电子镇流器

Three main research aspects for the electronic ballast: Suppression of acoustic resonance, Dimming, and Start-up control are summarized respectively.

在此基础上对目前高强度气体放电灯电子镇流器研究的三大研究热点：声谐振抑制技术、调光技术和启动技术进行了归纳和总结。在此基础上提出了本文的主要工作。

Novel Dimmable UHF Electronic Ballast without Acoustic Resonance On the supersonic impinging jet by Laser Doppler Velocimetry

一种新型可调光无声谐振超高频电子镇流器激光多普勒测速方法研究超声速冲击射流

There are acoustic resonance phenomena in HID lamps when driven at high frequency, which prohibits the developments of electronic ballast of HID lamps.

高强度气体放电灯在高频工作时特有的声谐振现象大大阻碍了高强度气体放电灯电子镇流器的发展。

A new type of electronic ballast circuit was proposed to solve the problem of acoustic resonance which may occur in the electronic ballast for high-intensity discharge ( HID) lamps.

为解决高强度放电（HID）灯采用电子整流器时可能出现的音频共振问题，提出了一种新型的电子整流器电路。

Metal Halide lamps have very serious acoustic resonance problems, the most widely used method to achieve free acoustic-resonance is low-frequency square-wave electronic ballast with an additional pulse igniter.

金卤灯因其声谐振现象比较严重，通常采用低频方波驱动来彻底消除声谐振，附加点火电路。

Thirdly, the thesis synthetically researches the realization scheme of electronic ballast used for MHL by the technical lays of basic topology, control strategy, method for free of acoustic resonance, ignition circuit.

然后，从金卤灯用电子镇流器的基本拓扑选择、控制策略、避免声谐振方法、点火电路几个主要技术层面综合研究了金卤灯用电子镇流器的可行性方案。

The pumps began to expel water from the ballast tanks; on the pressure gauge, a needle marked the decreasing pressures that indicated the Nautilus's upward progress; then the needle stopped.

抽水机开始把储水他的水排出，气压表上的针从不同的气压度数，指出诺第留斯号的上升运动，后来船停住了。

In order to confirm the floating condition, the paper established the models of ballast tanks by using the MOSES procedure, and then according to relevant criterion and combining the practical engineering in different situations, a most practicable ballast project was acquired.

在确定浮态时，使用MOSES软件建立Spar平台的各压载舱模型，根据相关规范要求，结合不同工况的下的具体情况，得出最为切实可行的压载方案。

Analysis of Implementation Requirements of Ballast Water Convention and Countermeasures of Maritime Administration

浅析压载水公约履约要求及海事部门对策

Research on Risk Assessment System of Alien Species Caused by Ships' Ballast Water in Dalian Port Based on GIS

基于GIS的大连压载水外来生物风险评估系统的研究

He has got no ballast whatever.

他这个人一点也不沉着.

Research on digital control strategy of electronic ballast for MH lamp

数字控制金卤灯电子镇流器

Just above the surface, I dropped ballast to reduce my speed of descent, and to clear some power lines, before releasing another batch of balloons and landing in a cabbage field a mile short of the border with Belgium.

快抵达地面时，为了降低速度，我扔掉了压载水，割断了几根输电线，然后又放飞几只气球，最终降落在了一片卷心菜地里，距离比利时边境只有一英里。

ballast water management and the method chosen to achieve it is a key issue and concerns key technologies in ship design.

船舶压载水管理是IMO公约强制性要求，其方法的选择是船舶设计中的关键问题之一。

General Average Regarding Vessel in Ballast and not under Charter

船舶空载不出租情况下的共同海损

Inductance Ballast of the Gas Discharge Lamp and Performance of Electronic Ballast in Comparison

气体放电灯电感镇流器与电子镇流器性能的比较

It is a burning question that how to control the barge and calculate ballast water regulation to ensure safety of steel bridge and barge during the process of shipment.

在小车装船过程中，如何通过调载控制驳船的姿态，保证栈桥和驳船的安全性是急需解决的问题。

In this paper has analysed common problemes of electronic ballast in existing domestic market present.

本文分析了目前国内电子镇流器普遍存在的问题。

Ballast Water Exchange and Report on Vessel Bound for USA

往美国船舶压载水更换与申报