flux单词什么意思_flux单词解释 flux的反义词flux的例句

名词[物]流量; 流出; 熔解; 不断的变动

动词熔化; 熔解; 流出

1. 焊剂：溶剂包括N-甲基吡咯烷酮(NMP)或双甲对封装后框架外引脚的后处理可以是电镀(solder plating)或是浸锡(solder dipping)焊剂(flux)中进行浸泡,再放入熔融的焊锡中浸泡,最后用热水冲淋.

2. 助焊剂：浸锡也包括清洗工序,然后放到助 焊剂(flux)中进行浸泡,再放入熔融的焊锡中浸泡,最后用热水冲淋. 焊锡的成分一 般是63Sn/37Pb. 这是一种低共融合金,其熔点在183-184℃之间. 也有用成分为85Sn/ 15Pb、90Sn/10Pb、95Sn/5Pb的,

3. 熔剂：该组合物含有热可固化的树脂体系,包括至少一种环氧树脂和含酚的化合物如苯酚或酚醛树脂,作为催化剂的咪唑-酸酐加合物,和助熔剂(flux)的掺混物. 各种添加剂,如脱气剂,流动添加剂,粘合促进剂和流变改性剂也可以根据需要来添加.

4. 通量：不过目前LED发展照明应用还有诸多问题必须考虑,同时牵涉到规范标准以及散热、光学、电力设计,包括色温(CT)、通量(Flux)、光形(Distribution)等,且LED光源的颜色也十分重要,如停车场采用冷白光LED光源,将可降低人们犯罪频率.

1. 变动;波动
If something is in a state of flux, it is constantly changing.

e.g. Education remains in a state of flux which will take some time to settle down.
教育还处于不断变化中，需要一段时间才能稳定下来。
e.g. ...a period of economic flux.
一段时间的经济波动

2. 流体
You can refer to a flowing mass as a flux .

e.g. ...the flux of cosmic rays.
宇宙射线流

noun

1. in constant change

e.g. his opinions are in flux
the newness and flux of the computer industry

2. (physics) the number of changes in energy flow across a given surface per unit area

Synonym: flux density

3. a flow or discharge

Synonym: fluxion

4. the lines of force surrounding a permanent magnet or a moving charged particle

Synonym: magnetic fieldmagnetic flux

5. a state of uncertainty about what should be done (usually following some important event) preceding the establishment of a new direction of action

e.g. the flux following the death of the emperor

Synonym: state of flux

6. excessive discharge of liquid from a cavity or organ (as in watery diarrhea)

7. a substance added to molten metals to bond with impurities that can then be readily removed

8. the rate of flow of energy or particles across a given surface