The background survey and tracking survey of artificial reef area in Chenghai Laiwu were carried out before and after reefing in 2003 and 2007, respectively. The results indicated that after the deployment of artificial reefs, the biomass density of fishery resources increased by 25.63 times, which were much higher than before. The resources species was much more abundant; total number increased from 23 to 41, which increased by 0.78 times. The crab resources sharply increased by 1.75 times after artificial reef were deployed. Harpodon nehereus and Portunus sanguinolentus , which did not appeared in background survey, now became the dominant species in tracking survey. There were high diversity indexes in artificial reefs area and control area in tracking survey. In conclusion, the results indicated that the fish-aggregating effect of artificial reef site has improved a lot, and the community structure and the habitat environment have been significantly improved.

摘 要：2003和2007年分別對(duì)澄海萊蕪人工魚礁區(qū)進(jìn)行了投礁前的本底調(diào)查和投礁后的跟蹤調(diào)查高清无码乱伦a，結(jié)果表明欧美激情在线，投礁后礁區(qū)海域游泳生物的資源密度明顯比投礁前高，增加了25.63倍；礁區(qū)海域各類資源種類均比投礁前豐富蝌蚪窝色久，總種數(shù)由投礁前的23種增加至41種，比投礁前增加了0.78倍aaaaaa爱爱，其中，蟹類種數(shù)增加最多99视频这里有精品，增加了1.75倍；在本底調(diào)查中沒有出現(xiàn)的經(jīng)濟(jì)種類龍頭魚 Harpodon nehereus 和紅星梭子蟹 Portunus sanguinolentus 在跟蹤調(diào)查中已成為主要優(yōu)勢(shì)種资源站先锋；Shannon-Wienver多樣性指數(shù)在礁區(qū)和對(duì)比區(qū)均比投礁前有所增加亚洲毛片无码一区二区。

It wasfound that the kinetics formulas of these photo-polymerization systemsdeviated from the normal kinetics formula sharply and there existed acritical concentration of 〓, the reaction rate would descendwhen the concentration of 〓 exceeded it.

我們發(fā)現(xiàn)這些光聚合反應(yīng)的動(dòng)力學(xué)方程與正常的動(dòng)力學(xué)方程偏離較大人人操人人干人人擦；并首次報(bào)道了當(dāng)〓的濃度達(dá)到某—臨界值時(shí)国产乱子论在线一区二区视频，反應(yīng)速率隨著〓濃度的上升反而下降的現(xiàn)象欧美一级欧美一级A片。

During the same period the rate of Afro - Americans and Hispanics in New York City's population has risen sharply.

同時(shí)国产一级a做片免费网站，紐約市的人口構(gòu)成中黑人和拉丁美洲人所占的比重大幅度增加妓女在线网。

The eastern limits of the Pacific are sharply marked by the west coast of the Americas. the only major breaks are the Aleutian Islands and lower California.

太平洋的東面以線條分明的美洲西海岸為界，只有阿留申群島和下加利福尼亞是這條邊界的兩大斷裂處久草手机视频在线观看。

However, development of the international situation does give domestic overheating adds to the oil. 07-08 in the first half, iron ore, oil, soybeans, China needs to import almost all the significant increases in strategic resources, where prices are incomplete manifestation of market supply and demand in 2004, Chinese soybean processing enterprises in the procurement of soybean to go to the United States, Chicago Mercantile Exchange, the soybean price doubled in a short time, with the procurement of the end of its price will have fallen very sharply, Chinese companies a huge loss for this purpose.

然而國(guó)際形勢(shì)的發(fā)展確給國(guó)內(nèi)過熱的情況又添了把油色、操国产。07到08年上半年，鐵礦石黄色一级片一，石油欧美一级免费播放，大豆，幾乎中國(guó)需要進(jìn)口戰(zhàn)略性資源全部大幅上漲凹凸视频天堂不卡在线观看，這里的上漲不全都是市場(chǎng)供求的體現(xiàn)女人高潮爱AA片一级视频，2004年中國(guó)豆內(nèi)加工企業(yè)要去美國(guó)采購(gòu)大豆，芝加哥商品交易所的黃豆價(jià)格在短時(shí)間內(nèi)翻番三男一女av，隨著采購(gòu)的結(jié)束，其價(jià)格便大幅回落十八岁禁止黄片，中國(guó)企業(yè)為此損失巨大。

On March 12 message, recently, advocate " interesting work a group of things with common features " the interest of website of electronic business affairs of the concept employs a network go against city sadly enlarge an army, its product also with daily a few amount increase sharply, what add newly is interesting more live amusedly again kind of originality product.

3月12日消息欧洲A片视频在线观看，近日，倡導(dǎo)"趣活族"理念的電子商務(wù)網(wǎng)站趣玩網(wǎng)逆市悄然招兵買馬，其產(chǎn)品也以每日幾十件的數(shù)量激增欧美黄色免费观看网站，新增的多是有趣又好玩的生活類創(chuàng)意產(chǎn)品。

The smouldering dispute over TNK-BP escalated sharply last night as the Russian billionaire co-owners of the Anglo-Russian oil joint venture said they planned to sue BP in Moscow and international courts.

圍繞秋明BP的糾紛昨晚急劇升級(jí)，這家英俄合資石油公司的俄方共同所有者表示，他們計(jì)劃在莫斯科和國(guó)際法庭起訴英國(guó)石油影音先锋在线观看中文字幕2019。

With the heat source moving, the whole weldment's temperature sharply changes, and the material's physical property parameters also sharply change. At the same time, there is latent heat of melt and phase-change.

隨著熱源的移動(dòng)自拍高潮日韩在线观看网站大全视频，整個(gè)焊件的溫度隨時(shí)間和空間急劇變化亚洲一区二区三区在线看，材料的物理性能參數(shù)也隨溫度劇烈變化，同時(shí)還存在熔化和相變時(shí)的潛熱現(xiàn)象。

In fact, a bubble can arise without any fraud at all - for example, housing prices in a local market that rise sharply but eventually drop sharply because of overbuilding.

事實(shí)上，泡沫可以產(chǎn)生無(wú)任何欺詐行為都-比如，住房?jī)r(jià)格在當(dāng)?shù)厥袌?chǎng)上急劇上升九一精品视频在线美女在线观看，但最終卻急劇下跌日批视频网站免费看，因?yàn)檫^度）。

For you must, ere this, have noticed how keen-sighted are the puny souls of those who have the reputation of being clever but vicious, and how sharply they see through the things to which they are directed, thus proving that their powers of vision are by no means feeble, though they have been compelled to become the servants of wickedness, so that the more sharply they see, the more numerous are the evils which they work.

你應(yīng)該注意到——一個(gè)有智慧的壞蛋，其目光是很敏銳的，但他的靈魂卻屬于狡詐的小人www.色色.com。他所目及之處91自拍偷拍第一页，那道目光無(wú)疑十分尖銳，但很遺憾，他們把雪亮的雙眼獻(xiàn)給了邪惡。也就是說(shuō)他們的視力越好两个人的黄色网站，壞事也就干得越多。