Installation has to be at least 50kWp, and conversion efficiency has to be at least 16% for monocrystalline, 14% multicrystalline and 6% for non-crystalline solar panels to ensure the quality of the products used.

單項工程應(yīng)用太陽能光電產(chǎn)品裝機容量應(yīng)不小于50千瓦時91亚洲国产亚洲综合尤物；應(yīng)用的太陽能光電產(chǎn)品發(fā)電效率應(yīng)達到先進水平，其中單晶硅光電產(chǎn)品效率應(yīng)超過16％黑人与中国妞无码AV，多晶硅光電產(chǎn)品效率應(yīng)超過14％国产在线com，非晶硅光電產(chǎn)品效率應(yīng)超過6%。4超碰国产人人操。

Installation has to be at least 50kWp, and conversion efficiency has to be at least 16% for monocrystalline, 14% multicrystalline and 6% for non-crystalline solar panels to ensure the quality of the products used.

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Among the economic crops, pachyrhizus leaf had the most remarkable treating effect, the COD treating capacity per day per unit area was 4.01g, that is, a 50% treating rate; the BOD treating capacity was 1.15 g, that is, a 35% treating rate; the TP treating capacity was 0.23 g, that is, a 16% treating rate; the TN treating capacity was 1.87 g, that is, a 74% treating rate; however, the treating effect decreased as the total amount of pollution entering this system increased by raising the water volume, which was mainly owing to the relatively short hydraulic retention time.

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Having studied the relation of oil well paraffine precipitation and the rod load, the paper finds one new method to predict the oil paraffine precipitation ---statistics comparison of the indicator diagram, and calculates the paraffin removal cycle as well as the paraffin removal time And predicts the oil well paraffin precipitation; Combined with the test data of oil field and the basic production parameter of the oil well system, the paper has carried on close analysis of the efficiency of the single well system, and obtained each target reflecting the system operation; the efficiency of the oil pumping mechanical well system has been improved and the submersion pressure mathematical model has been completed, and the author draws up the dynamic control chart of sub-area system efficiency, thus raises the management level in the oil well system efficiency.

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When researching the producer's behavior,such as factor input and output efficiency,using product function or cost function,researchers frequently ignore the economic inefficiency and assume that the productor can attain the production possibility frontier.

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China"s stock markets had made a great progress after 14 years" development, their functions of financing, resource disposal, liquidity providing and company management bettering had got well exerted. This means the function efficiency had been improved.2.As for the market structure, operating method and regulations conditions, the participants" structure and quality had been increased fast, the transaction cost had been greatly reduced, and issuing and liquating method had become more fair and effective, the relative laws and regulations had been better and better, the operation efficiency had been improved.3.Compared with other stock markets, China"s stock markets" indexes had performed a good random walk property, which means that the pricing efficiency had been improved.4.Compared with other advanced markets in the world, by and large, on the basis of China"s rapid improvement on economy recently, China"s stock markets" efficiency was relatively low.

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The radiation by non-thermal plasma can accelerate formaldehyde thansform and make an increase of 29.61% in depurated efficiency. The surface modification makes no obvious difference in depurated efficiency. The chemical modification avails formaldehyde reduction and ACF coated with nano- TiO2 is the best of all that can enhand the depurated efficiency to 94%. The great influence of parameters on depurated efficiency , such as applied voltage and reaction time , shows that an increase in either applied voltage or reaction time enhance formaldehyde conversion.

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Because the higher education is a kind Quasi- public product provided with both commonality and exclusion. With regard to equality and efficiency of the higher education, we cannot simply judge by "efficiency first, equity second"or"equity first, efficiency second".

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The result shows that to improve the anodic current efficiency, we should decrease the reactions in the anodic solution between dissolving chlorine and transferring sodium hydrate and reduce a series of the reactions between the anode and the cathode.

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Characteristics of nitrogen absorption and response to nitrogen dosage of rice seedlings of 12 rice cultivars selected out through previous field experiments were studied hydroponically.

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