查询词典 phosphorus

The farmland acreage and its corresponding cropping system have direct impact on the total phosphorus and turbidity of river.

农业用地及其相应的耕作措施对河流水质中的TP和浊度有直接的影响。

Results showed that the soil phosphorus activator increased the growth and development of tomatoes.

以番茄品种中杂9号为材料，研究了土壤磷素活化剂对番茄生长的影响。

Characteristics of phosphorus adsorption in urban landscape water by three types of fly ash were studied.

研究了三种常见的中、低钙粉煤灰的磷吸附特性。

A hypothesis is presented in the second chapter of this discourse based on the theory of F/M, to improve the unit's capability of phosphorus removed by advisably increase the value of F/M, and this hypothesis is proved to be practically feasible by a model experiment.

本文第二章从对F/M的理论分析出发，提出了在原有一体化氧化沟参数水平上适当地提高污泥负荷来实现提高除磷能力，使出水COD、TN、TP等指标全面达标的设想，通过模型试验证明这样的设想使切实可行的。

The previous researches have shown that parts of root cortical cells are formed lysigenous aerenchyma when maize plant is subjected to phosphorus deficiency.

许多植物的衰老叶片或遮阴叶片在脱落前要将磷等养分转运到生长点。

The result showed that Limnanthemun nymphoides can apparently decrease the concentrations of total nitrogen and total phosphorus in overlying water, control the growth of agal and improve water quality.

结果表明，在培养实验过程中，荇菜生长使上覆水体中的氮、磷营养水平逐渐降低，藻类的生长明显受到克制，水体透明度增加，水质逐渐改善。

It is an item of newest scientific findings incorporating microbiolody , agrology , plant nutrition into an organic whole, mainly take many kinds of function type biological active funguses as the core , regard such organic matter as innoxious and treated beasts and birds excrement and urine , humic acid ,etc. as carriers, while cooperating with right amountly , micro- nutrition element, reach and improve the soil microorganism to trend towards the department, foster and apply fertilizer purpose of soil, fertilizer add nitrogen synergist and phosphorus , potassium chela mixture also, can apply fertilizer once only , does not need to topdress again in the whole breeding time.

是一项集微生物学、土壤学、植物营养学为一体的最新科研成果，主要是以多种功能型生物活性菌为主，以无害化处理后的畜禽粪便、腐殖酸等有机质为载体，配合适量中、微量营养元素，达到改良土壤微生物趋系，培肥土壤的目的，肥料中还添加氮肥增效剂和磷、钾螯合剂，可以做到一次性施肥，全生育期不需再追肥。

Features: 1 to the Al-Si eutectic alloy composite added a variety of heat-trace elements and, through orthogonal experimental design and optimize the use of rare earth elements - Modification of phosphorus and salt air brick bottom melting technology, access to the ideal Detroit microstructure - in high intensity, good plastic α-Al matrix on the distribution of the large size of coarse crystal silicon and Chinese characters or fish-bone-shaped iron phase, raising the Pistons at room temperature plastic and high temperature strength, lower raw material costs.

通过向共晶铝硅合金中复合添加多种微量热强元素，并通过正交试验优化成分设计以及采用稀土－磷盐复合变质处理和炉底透气砖熔炼技术，获取理想的活塞金相组织——在强度高、塑性良好的α-Al基体上分布尺寸较粗大的共晶硅和汉字状或鱼骨状铁相，提高活塞室温塑性和高温强度，降低原材料成本。

Heat or sunlight converts it to the red phosphorus allotrope, a violet-red powder that does not phosphoresce or ignite spontaneously.

热或日光将其转化为「红磷」，一种紫罗兰红色的粉末，不会发出磷光也不会自燃。

The ordinary allotrope, called white phosphorus, is a poisonous, colourless, semitransparent, soft, waxy solid that glow s in the dark and combusts spontaneously in air, producing dense white fumes of the oxide P4O10; it is used as a rodenticide and a military smokescreen.

其普通的同素异形现象为「白磷」，是无色有毒、半透明和柔软的蜡状固体，在黑暗中可发光，暴置于空气中可自燃，形成白色浓烟状的氧化物；用于灭鼠剂和军用烟幕。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。