Scabby lesions were mainly formed on potato surface, which brings economic losses because of reduced marketability of table stock, the value of processing, and seed potato tubers.
该病主要危害马铃薯块茎，可在其表面形成痂状病斑，严重影响薯块的品质，使之市场竞争力降低，从而造成经济损失。
Effects of solid surface radiation heat losses on the flame spread characteristics are studied at different ambient oxygen concentrations and ambient pressures.
着重研究了表面辐射热损失、环境压力对火焰传播特性的影响。
Under high velocity flow conditions, cascade losses are mainly caused by radial drift of the boundary layer along the suction surface and by blade wakes.
在高速流动条件下，叶栅损失主要是吸力面边界层径向串流及其尾迹。
But, part of it is absorbed in the surface, thus, the reflected wave losses some of its energy.
但是一部分的声音会被反射面吸收，因此被反射的声音会失去一部分的能量。
The surface construction release the viewpoint of the concrete thing, and the attitude of the behavioral gains and losses.
其表层结构则是由价值观念推出和派生的对具体事物、行为的利害、好坏的观点、看法或态度。
Small transformers have enough tank surface to radiate all the heat caused by their losses without exceeding the permissible temperature rise.
小型变压器具有足够的油箱表面积来散发所有由损耗引起的热而使之不超过允许的温升。
After the plasma finishing, the fabric surface had fine lines and pits, and the friction between the fibers was increased, which could effectively improve the fabric strength losses.
等离子体整理后纤维表面产生微小的细纹和凹坑，使纤维之间的摩擦力增加，减小织物的强力损失。
The adsorption isotherm of cetane pyridine chloride in sodium hydroxide solution on aluminium surface has been measured by corrosion weight losses and its corrosion inhibition has been investigated.
用失重法研究了氢氧化钠溶液中氯化十六烷基吡啶在铝表面上的吸附及其缓蚀作用。
The series resistance (rs) of the PV cell may be due to the resistance of the metal contacts on the cell, ohmic losses in the front surface of the cell, impurity concentrations, or junction depth.
PV电池的串联电阻(rs)与电池上的金属触点电阻、电池前表面的欧姆损耗、杂志浓度和结深有关。
The filters should be cemented together, thus minimizing the surface reflection losses.
为了尽量减少表面的反射损失，应该把这些滤色镜胶合在一起。
Used on the surface of coal trains, it can reduce losses of coal and protect environmental pollution.
应用于运煤列车表层，可以明显减少运煤损失和防止环境污染。
The concentrations of nitrogen and phosphorus in runoff water is higher than that in infiltrated water. Surface runoff is the main way of nitrogen and phosphorus losses under the condition.
径流液中各形态氮、磷浓度远高于渗漏液，而两种流失方式下排水量差异不显著，故地表径流是该条件下氮素和磷素流失的主要方式。
It was significant to study the nitrogen and phosphorus losses from surface runoff in double cropping rice filed for guiding the rational fertilizer and protecting water environment.
研究双季稻田不同施肥量处理的氮磷降雨径流损失规律，对于指导双季稻合理施肥、保护水环境具有重要的现实意义。
It is serious water shortage in agricultural production and rural development in one hand; seriously water and soil erosion has caused the losses of plenty of surface runoff in another hand.
一方面，农村生活及农业生产严重缺水，另一方面，强烈的水土流失又使得大量地表径流流失。
It is serious water shortage in agricultural production and rural development in one hand; seriously water and soil erosion has caused the losses of plenty of surface runoff in another hand.
一方面，农村生活及农业生产严重缺水，另一方面，强烈的水土流失又使得大量地表径流流失。
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