mal-

combining form

1. 糟糕；坏；错误
   bad or badly; not correct or correctly
   1. malpractice
      玩忽职守
   2. malodorous
      有恶臭的
   3. malfunction
      故障

1. PREFIX (用于某些词之前构成新词)表示“坏”，“不良”，“不当”
   Mal- is added to words in order to form new words which describe things that are bad or unpleasant, or that are unsuccessful or imperfect.
   1. Forty per cent of the population is suffering from malnutrition...
      人口中有40%的人营养不良。
   2. The animals were seriously maltreated.
      这些动物遭到残酷的虐待。

1. Effect of Mal-distributed weeping on Distillation Tray Efficiency
   不均匀漏液对精馏塔板效率的影响
2. In the system, PLC can take corresponding procedures judged by the stuff-location signals ( high, nor-mal, low) transmitted from stuff-location-meter and the pressure signals transmitted from electric-pressure-meter assembled above store-pumps.
   系统中，PLC可根据料位计传输过来的灰粉位置信号（高、正常、低）和仓泵上方的电接点压力表指示压力值信号，采取相应的处理措施。
3. Most of CHD patients were mal-nourished and the main affecting factors were the low intake of proteins and calorie, inadequate dialysis, poor biocompatibility of dialysis membrane and lack of erythropoietin medication.
   营养不良的主要影响因素有蛋白质及能量摄入不足，透析不充分，透析膜生物相容性差，及未使用促红细胞生成素。
4. The shrinkage porosity is a primary factor influencing the early ther-mal fatigue failure. Eutectic carbides,δ-ferrites in the steels, secondry carbides,σ phases precipitating in work, and excessive sF and S contents promote it.
   钢中的共晶碳化物、δ&铁素体、服役过程中析出的二次碳化物和σ相以及过量的硅和硫含量都促进早期热疲劳开裂。