ballast
- n.(船中保持平衡的)压舱物;(用作公路或铁路路基的)道砟;(热气球的)镇重物
- vt.使稳定;使沉着;给…铺道渣;给某物装上压舱物
复数： ballasts 过去式： ballasted 现在分词： ballasting 过去分词： ballasted 第三人称单数： ballasts
ballastnoun
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1
- any heavy material used to stabilize a ship or airship
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2
- an electrical device for starting and regulating fluorescent and discharge lamps
- Synonym: light ballast
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3
- a resistor inserted into a circuit to compensate for changes (as those arising from temperature fluctuations)
- Synonym: ballast resistor barretter
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4
- an attribute that tends to give stability in character and morals;something that steadies the mind or feelings
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5
- coarse gravel laid to form a bed for streets and railroads
verb
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1
- make steady with a ballast
数据来源：WordNet
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The ballast placed in the ship can keep the ship steady .
放在船上的压舱物可以保持船的平稳。
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A ship without a ballast is unstable and will not go straight .
一艘船如果没有压舱物，便不会稳定，不会朝着目的地一直前进。
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We can trust that company ; the partners are in ballast all right .
我们可以信任那家公司，其合伙人都很可靠
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Study on Finite Element Model for Simulation of Ship 's Ballast System
船舶压载水系统有限元仿真模型研究
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Dynamic FEM analysis for the integration ballast structure based on variation principle
基于变分原理的整体道床结构动力有限元分析
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A Novel Steady State Analysis and Optimize Design of Electronic ballast
电子镇流器的稳态分析及参数的优化设计
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Electric Ballast Installation of Focused Control The Management of Electronic Information Resources
集控式电子镇流装置电子信息资源管理
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Theoretical Simulation and Field Experiment on Vibration of Railway Ballast
铁路道床振动的理论模拟与试验研究
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Japan Shipbuilding Research Center 's innovative non ballast water ship design
日本造船研究所船舶无压舱水革新设计
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A study on limitations and scheme of ballast water exchange at sea
海上更换压载水约束条件及方案的研究
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Simulation of Ballast System and Stability Regulation of Ship
船舶压载水系统仿真及稳性调节
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Speed up the Development of Electronic Ballast Carry Out Green Lights
加速电子镇流器发展实施绿色照明
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Design of Active Power Factor Correction Circuit for High Intensity Discharge Electronic Ballast
HID灯电子镇流器有源功率因数校正电路设计
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Ship Safety Analysis of Ballast Water Exchange at Sea
船舶实施排空法海上更换压载水的安全性分析
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Construction technique for ballast bed on high speed railway
高速铁路有碴道床施工工艺的探讨
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Analysis for Structure of Small-sized Hydraulic Transmission Railway Ballast Cleaning Machine
小型液压清筛机的结构分析
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Design of Ballast Water System with Central Control by Pneumatic Butterfly Valves
采用蝶阀气动集中遥控压载水系统设计
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Research on digital control strategy of electronic ballast for MH lamp
数字控制金卤灯电子镇流器
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Research on the Radio Frequency Electronic Ballast and Magnetic Component
射频高强度气体放电灯电子镇流器及其磁元件的研究
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Management and Change of Ballast Water on the Vessel
关于船舶压载水的管理和更换
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Control Model Analysis of Self-oscillating Ballast and Experimental Research
自激电子镇流器控制模型的分析及实验研究
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Disk Quality Certificate Device Problems and Analysis in Quality Certificate of Electronic Ballast
ML3200软磁盘质量鉴定仪软件包的二次开发电子镇流器质检中存在问题及分析
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Current status of the approval process and research and developments of Ballast Water Management Systems
压载水管理系统批准和技术研发现状压载油污水处理系统
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Research on High Power Factor Electronic Ballast for HPS and LPS
高功率因数高低压钠灯电子镇流器的研制
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Research on MH Lamp Electronic Ballast with Digital Control Technique
金卤灯电子镇流器数字控制技术研究
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Typical application of gravity immersion in ballast water system
重力浸水在压载水系统中的典型应用
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Analyses of Ballast Deformation by Non - tension Stress Model
用无拉应力计算模型分析道床变形
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The Active Power Factor Correction Application in Ballast
电子镇流器中的有源功率因数校正电路
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Effect of hydroxyl radical on three forms of nitrogen in ballast water
羟基对压载水中三态氮影响的实验研究
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Advances in Treatment Method of Ballast Water
压载水治理方法的研究进展