查询词典 control change

They are as follows:(1) the change of communication mode from off-line spoken language to on-line written language in the learning environment;(2) the change of process structure from passing on—compelling remember—getting information to choosing information—sharing information—regenerating information in the learning mode;(3) the change of institution pattern from concentrated, hierarchical, slaved to distributed, net, protocol in the learning institution;(4) the change of main connotation from independent-receive to share-reconstruct in the learning concept;(5) the change of the level for needing non-cognitive factor in the psychology.

本文还进一步追问了导致学习不适应的诸种因素的成因，得出（1）学习环境中由网下面对面语言交流转入网上文字交流的交往方式的变化；（2）学习方式中由传授→被动接受→强行记忆→获得信息转入选择信息→共享信息→再生信息的过程结构的变化；（3）学习机构中由集中层次隶属式到分布网状协议式的组织形态的变化；（4）学习观念中由独立-接受到共享-建构的学习内涵的变化；（5）学习心理中非认知因素需求程度的变化等导致学习不适应的5成因。

Of science and technology changing is a very complex process, look from the angle of engineering, it is basic research, application studies what study to development to change, it is science of fundamental science, technology to project technology change process; to look from economics angle, it is one is motivation with economic interest, the possibility from science and technology to economic feasibility change process; to look from philosophical angle, it is sex of cause and effect to purpose sex change, the uniqueness that is scientific principle is reached to technical diversity change a course manipulatively.

科学技术的转化是一个非常复杂的过程，从工程学的角度看，它是基础研究、应用研究向发展研究的转化，是基础自然科学、技术科学向工程应用科学的转化过程；从经济学角度看，是一个以经济利益为动力，从科学技术的可能性向经济可行性的转化过程；从哲学的角度看，是因果性向目的性的转化，是科学原理的唯一性向技术多样性及功利性的转化过程。

For to analysis the change of variable relation change to arouse the change of investment portfolio weight,We analysis mixed Copula model in fitting relation change and reflecting the change of investment portfolio weight, conclude that mixed Copula has some extent exaction but this method has much risk .

针对变量相关性的变化引起投资组合权重的变化，分析了混合Copula模型在更好地拟合相关性变化以及反映权重变化中具有一定地准确性，但存在巨大地风险。

With the increase of establishment years, most of plant communities on the grasslands showed a "V" type change trend in their quantities, i.e., high-low-high, hut the forbs biomass had a "Λ" type change trend and the sedge biomass increased gradually. Soil nutrients presented a "V" type hut soil hulk density presented a "Λ" type change trend, bile soil pH presented a decreasing trend. Most of soil microbial physiological groups and microbial biomass carbon showed a "V" type change trend, phosphorus-dissolving bacteria showed a "Λ" type change trend, denitrifying bacteria decreased gradually, while cellulose-decomposing bacteria showed an increasing trend.

结果表明：随着人工草地建植年限的增加，植物群落的数量特征多呈高－低－高、杂类草生物量低－高－底、莎草生物量增加的趋势；土壤养分变化为高－低－高、容重为低－高－底、pH呈下降趋势；土壤中多数微生物的数量及微生物生物量碳含量的变化为高－低－高，纤维素分解菌数量逐渐升高，而反硝化菌数量逐年下降，溶磷菌数量呈低－高－低的动态变化。

Tangxi dialect trisyllabic phonological tone change rules are: On the first syllable, IA [24], IB [11] and IIIA [52] all change to [33], IIIB [341], IIB and IVB [113] all change to [11], and IIA [535] and IVA [55] all change to [52], the same as mainstream initial syllable tone change in disyllabic sandhi.

汤溪方言三字组语音变调的规律为：第一个音节，阴平[24]、阳平[11]、阴去［52〕一律变［33，阳去［341、阳上〔113、阳入［113］一律变[11]，阴上【535、阴入【55」一律变〔52，跟两字组前字的主流变调相同；第二、三两个音节，基本上跟两字组的连调模式相同。

Semantic tone change, which uses tone change to achieve a particular semantic goal, such as the diminutive tone change that is widespread in Southern Wuyu. This kind of tone change sometimes also appears in single-syllable words, but originally is never the result of a multisyllable phrase's tone change going one step further ????

语义变调，这是指利用声调的变化来达到特定的语义目的，如南部吴语里普遍存在的&小称变调&，这种变调有时也出现在单音节词里，但从来源上讲也是多音节字组变调进一步发展的结果。

The core issue of nutrient control was focused and the dynamic studies on phosphorus pollution of the whole watershed were conduced: 1 to highlight the non-point source pollution control, which is the difficulties research subject of water resource protection; 2 to perfect the calculation method for phosphate input and output, providing important basis on decision making for nutrient control; 3 to establish database and water quality model, to predict the water quality response after different phosphorus control schemes realized; 4 to determine admissible phosphorus loading and control standard according to the quantitative relationship between the external force function (mainly the exotic nutrient salt concentration or loading) and internal nutrient state response, and to work out the effective and practical techniques for eutrophication control.

围绕营养盐控制的核心问题，进行全流域范围磷污染的动态研究：1）突出了目前我国水资源保护研究难点—非点源污染控制；2）完善了流域水库磷盐收支计算方法，为流域营养盐控制决策提供了重要依据；3）建立数据库和水质模型，预测了在实施不同磷削减控制方案后流域供水水质的响应情况；4）根据湖泊外力函数（主要是外来营养盐浓度或负荷）与湖库内营养状态响应间的定量关系，确定了磷允许负荷量及控制标准，提出了有效的富营养化控制实用技术。

For the aim of saving energy and optimizing control of chilled systems, the performance of VWV systems and characteristics of control systems were analyzed based on the simulation. According to the characteristic of the monitored parameters and controlled variables in VWV systems, three online optimal control strategies were proposed and validated:(1) Optimal strategy for on/off control of chillers according to the ratio of secondary flow rate to primary flow rate.(2) Optimal strategy for the control of secondary pump according to value positions of auto-controlled AHU vales. And (3) Optimal strategy for supply chilled water temperature control of chillers according to valve positions of auto-controlled AHU valves and working status of secondary pump.

为达到节能和优化系统控制的目的，在楼宇空调水系统及其局部控制仿真分析的基础上，针对变流量系统监测点和可调参数较多的特点，提出并验证了3个实时优化控制方案：根据初级和二级冷谋水流量的比率，实时优化多台冷水机组的启／停控制；利用AHU自动控制水阀的阀位信息，实时优化二级水泵的控制；利用AHU自动控制水阀的阀位信息以及二级泵的工作状况，实时优化冷水机组出水温度的控制。

Electric control valve for variable displacement is a novel control component in automotive air conditioners, which turns mechanic capacity control into electric control. It can use optimal algorithms to control capacity, and has interface with automotive systematic control unit. It has fantastic foreground.

变排量压缩机电动控制阀是目前在轿车空调系统中出现的一种新型容量控制元件，它完成了容量控制由机械式调节到电动控制的转化，不仅能够采用优化控制算法实现制冷系统的多元控制，而且为轿车整车系统控制提供了接口，市场前景很好。

So in this paper based on the characteristics and the optimum state theory of the vehicle, some kinds of control schemes are compared and discussed, and the fuzzy PID control scheme is adopted at last. The relation between air-cushion pressure and fan rotational speed on the optimum driving state is studied. The cushion pressure is used as controlled variable and the fan revolution is used as regulated variable. And transducer and fan motor are actuators.Based on the structure and operating properties of half-tracked air-cushion vehicle, the control system scheme and structure are presented. A control scheme using the self-tuning PID fuzzy logical controller is adopted. Fuzzy rules are set up and some researches have been done for fuzzy tuning method. At the same time the real-time measurement scheme by computer control is proposed, and electric circuits are designed. In the control system of half-tracked air-cushion vehicle cushion pressure P〓 is used as controlled variable and the fan speed n〓 as regulated variable.

因此本文以半履带式气垫车的特性和最佳工作状态理论为指导，通过对各种控制方法的比较与探讨，提出采用模糊PID控制方案，并且研究了在最佳工作状态下垫压及风机转速的关系，提出气垫压力作为控制参数，变频器和风机电机为执行机构，风机转速为调节量；主要进行了自整定模糊PID控制器的设计，研究了自整定PID模糊控制器的实现方法，编制了模糊控制规则，制定了模糊控制参数查询表，并分析了影响自整定模糊控制器相关的影响因素，确定了模糊控制表；为了实现半履带式气垫车的自动控制，还提出了计算机模糊控制系统的原理与结构，设计了相应的测量电路与控制软件。

It's bell can reach over a meter in diameter.

它的身体最大可以达到直径1米多。

Now they are overdue and I shall have to pay a fine.

现在他们过期了，我不得不付罚款。