并窝3只的乳鸽体重增长与非并窝的乳鸽相似,但饲料报酬明提较高,重料比差异极显著(P<0.01);
The weight of 3 co-nesting pigeons and non-nesting pigeons is similar, but the repayment of fodder evidently increases(P<0.01).
介绍了激光重熔在面阵列封装钎料凸点成形中的研究进展,并且对PBGA共晶钎料球激光重熔进行了工艺研究。
Research status of laser reflow on solder bump forming of area array packages are introduced, and experimental analysis on laser reflow of PBGA solder ball is performed.
在大型堆取料机安装过程中,旋转机构安装误差控制及其调整是一个十分重要的环节。
In the installation process of huge stacker reclaimer the error control and adjustment of the installation of revolving gear is an important link.
通过在浮法玻璃配合料中加入特殊黏结剂取代传统的配合料加水,可以将配合料中重碱换成轻碱,并可利用10%的硅质超细粉原料。
This article mainly reasearched that light alkali substituting heavy alkali and 10% silica sand ultra-fine dust were used in the float glass batch by the method of adding special cementing agent.
它集重质耐火浇注料和轻质隔热浇注料的优点于一体,既具备强度高、耐高温的机械性能,又具备低体积密度、低导热率的隔热性能。
It has the advantage of the heavy quality refractory and the light quality and has the higher strength, high temperature resistant, low physical volume density and low heat transmit rate.
因此,开展寒区沥青结合料的低温性能和光辐射研究,显得十分重要。
Therefore, it is extremely important to study on low temperature performance and the ray aging of the bituminous binder.
同时,本文还对PBGA钎料球激光重熔进行了试验研究。
At the same time, experiments on PBGA solder ball laser reflow were carried out.
讨论了空气重介流化床分选对入料粒度上下限的控制方法和存在问题,介绍了潮湿原煤空气分级新方法。
The problems in controlling upper size and lower size of feed into an air solid fluidized bed were discussed, and then an air classification technology of moist raw coal was introduced.
本研究沿用石灰石粉料在离散态及流动CO2气流中进行动态热重实验。
The dynamic thermal weight test of the powdered limestone in discrete status in the CO2 air stream was made.
钎料凸台和互连焊点的重熔是面阵封装的关键技术之一。
The manufacture of solder bump is one of the key technologies for area array packaging (AAP).
试验证明,国产重交通道路石油沥青无论是从原样沥青还是从沥青混合料来看,其品质都不比进口沥青差。
Whether original asphalt or bituminous mixture, test findings proved that homemade heavy traffic asphalt was as good as import asphalt.
着重讨论了半移动破碎站的给料重板模块的作用。
The functions of the heavy apron-feeder modulus for semi-portable crusher station is emphatically discussed in this paper.
本设计采用重介选煤工艺,其主要设备是无压给料三产品重介质旋流器。
The design adopt the heavy medium Preparation technique, and its main equipments are three-product dense medium cyclone by unpressurized feeding.
粉料混合机- 我司生产的犁铧混合机和带式搅拌机可为每批量500公升至3000公升重的粉状产品进行混合工作。
Powder Mixers – We manufacture ploughshare mixers and ribbon blenders which mix powder of capacities from 500 litres to 3000 litres per mixer batch.
本文采用热重一差热分析法,检测了低水泥浇注料的干燥特性。
Drying Properties of low cement refractory castable were examined by TG-DTA.
本发明的分散剂,具有很高分散效率和抗盐性,能够用于重质碳酸钙粉料研磨时的分散。
The dispersing agent has high dispersing efficiency and salt tolerance and can be used for dispersing heavy calcium carbonate powder during grinding.
在无压给料三产品重介质旋流器分选过程中,由于物料的切向速度可能会滞后于重悬浮液的切向速度,致使精煤受矸石污染;
In the course of separation within a three-product HM cyclone, the tangential velocity of particles are slack behind that of heavy medium, leading to contamination of dirt in concentrate;
在大型堆取料机安装过程中 ,旋转机构安装误差控制及其调整是一个十分重要的环节。
Taking bucket stacker-reclaimer as the example, the main technology, flow and quality control for port machine equipment installation are expounded.
在具体实施方式中,使用足够的填料以构成纳米复合材料的至少30重量%以制备高负载的纳米复合材料母料。
In a particular embodiment, sufficient filler is used to constitute at least 30 weight % of the nanocomposite to prepare a highly loaded nanocomposite masterbatch.
生长性能测定结果表明:各组仔猪在平均日增重、平均日采食量、料重比、腹泻率等生产性能指标方面差异均不显著(P>0.05)。
The result of performance showed :(1)There was no significant difference in average daily gain, average feed gain , F/G, diarrhea rate between every groups (P>0.05) .
结果显示,3个粗纤维水平对仔猪的平均日增重、平均日采食量和料重比均无显著影响(P>0.05),中、高粗纤维水平有降低仔猪腹泻频率的趋势(P>0.05);
The results indicated that ADG, ADFI and F/G had no significant difference among 3 groups (P>0.05), there was a tendency for reduced diarrhea frequency in the piglets in MF group and HF group.
三料过磷酸钙简称:重钙(TSP)质量标准:HG 2219- 2224 - 91性状:粒状固体,微酸性,外观呈灰白色或暗竭色。
Triple superphosphate Abbreviations: TSP (TSP) Quality Standard: HG2219-2224-91 Characters: granular solid, slightly acidic, look pale or dark colored exhaust.
本机型是重科专为鞋类开发,具备上下复合送料的曲臂缝纫机获得国家多项专利产品。
This product is the new model of JUKEON brand which is specially developed for shoes, this brace sewing machine equipped with up and down feed system, had obtained many national patents.
本系列机型是重科高台机的新产品,采用综合送料方式和立柱式缝台。
This machine series is a new product series of JUKEON brand post bed lockstitch sewing machine.
本系列机型是重科高台机的新产品,采用综合送料方式和立柱式缝台。
This machine series is a new product series of JUKEON brand post bed lockstitch sewing machine.
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