Seeds of three genotypes Medicago sative L. were irradiated by 0, 1000, 1500 and 2000Gy 60Co γ-rays, comparison was made among different genotypes at same dosage, and the other is the same genotype at different dosage. The effects of irradiation on root tip cell in Medicago sative L. were studied.

分別利用0久久不见国模高清大胆人体艺术私拍吧、1000亚洲一级裸体av无码毛片、1500和2000Gy 60Co γ射線處理3個品種的紫花苜蓿種子免费看的黄色网站在线观看，對同一劑量不同品種或同一品種不同劑量間輻照情況相比較午夜熟女毛片，研究苜蓿根尖細(xì)胞的生物學(xué)效應(yīng)。

The results showed that the irradiation of γ-rays inhibited mitoses and produced various aberrations, such as single micronucleus, double micronucleus, multi-micronucleus, small micronucleus, chromosome fragment, chromosome conglutination, single bridge, double bridge, multi-bridge, dissociative chromosome, lagging bridge in root tip cells of Medicago sative L.

實(shí)驗結(jié)果表明国产精品日韩，γ射線輻照苜蓿種子可以抑制根尖細(xì)胞有絲分裂jizz在线视频，并誘發(fā)根尖細(xì)胞產(chǎn)生單微核、雙微核黄色视频观看免费的黄色网站、多微核精品一级黄色、小核、染色體斷片欧美激情亚洲熟妇、染色體粘連黄色视频在线观看看网站、單橋、雙橋台湾亚洲综合色区、多橋2020国产高清成年视频、游離染色體、落后染色體等多種畸變欧美视频天。

In the Middleast, Silver Tip tea costs 500 Saudi Riyals per kilo.

在Middleast 精品视频网站，銀尖茶費(fèi)用500沙特阿拉伯里亞爾每公斤。

Iridium hard wear-resisting, the iraurita pen tip is more durable than the ordinary pen nib, key in this "small dot" on.

鋨銥合金堅硬耐磨黄色网站上视频，銥金筆尖比普通的鋼筆尖耐用一级精品在线，關(guān)鍵就在這個&小圓點(diǎn)&上。

To reveal aft end internal flow feature of a solid rocket motor with submerged nozzle, a two dimension cold flow test model with rectangular channel was designed The cold gas simulation was based on geometric similarity and aerodynamic analogy Mean and fluctuating velocity field was measured using phase doppler particle analyzer It showed that the flow separates at upstream of the submerged nozzle and reattaches on the tip of the nozzle nose A relatively steady recirculation zone formed in...

為了揭示含潛入噴管的固體火箭發(fā)動機(jī)尾部流動特征国产亚洲丝袜制服，按照幾何相近和氣動相似原則設(shè)計了通道為矩形的二維冷流實(shí)驗?zāi)Ｐ蚷gao视频社区，利用相位多普勒粒子分析儀對燃燒室尾部氣流的時均速度和湍流脈動速度進(jìn)行了測量。實(shí)驗結(jié)果表明氣流在潛入噴管入口上游發(fā)生分離爱爱人人，再附點(diǎn)位于噴管前端部外側(cè)日韩一级精品，背壁空腔內(nèi)形成一個較為穩(wěn)定的回流區(qū)，流場的軸向和橫向湍流強(qiáng)度都比較大

A hot runner with an externally heated material pipe and die tip comprises a pre-mounted heating unit with a sealing body which supports a pipe for a heat sensor in a circumferential segment.

一熱流道帶有外部加熱的料管和接模噴嘴性爱欧美在线，包括有密封體的預(yù)先安裝的加熱單元ⅴ黄片視頻。密封體在其周界的弧段上支承溫度檢測器的檢測器管。

It had been on the tip of his tongue to say 'Except the proles,' but he checked himself, not feeling fully certain that this remark was not in some way unorthodox

到了舌頭尖的話是&除去無產(chǎn)者&你懂的视频在线永久免费观看，可他止住了自己自拍少妇亚洲，因為沒有把握，這話是不是有點(diǎn)不正統(tǒng)91热在线视频观看。

We have known and associated with one who was greatly respected and vastly admired because he had seen a man fall from the top of the tower of Notre-Dame; another, because he had succeeded in making his way into the rear courtyard where the statues of the dome of the Invalides had been temporarily deposited, and had "prigged" some lead from them; a third, because he had seen a diligence tip over; still another, because he "knew" a soldier who came near putting out the eye of a citizen.

我們認(rèn)識一個野孩黄色视频海外免费，并且和他有點(diǎn)交往，他因見到過一個人從圣母院的塔頂上摔下來而受到高度敬重和欽佩亚洲欧美系列；另外一個在线日韩素人自拍网页观看免费视频，是因為他曾千方百計鉆進(jìn)一個后院，并且從暫時寄放在那里的幾個從殘廢軍人院圓屋頂上取下的塑像身上&摸&了一些鉛塊日屄视频国产；第三個直接能看的黄色视频，因為見過公共馬車翻身怎样一直看国外A片；還有一個，因為他&認(rèn)識&一個幾乎打瞎了一個老財?shù)难劬Φ氖勘?/p>

We have known and associated with one who was GRE atly respected and vastly admired because he had seen a man fall from the top of the tower of Notre-Dame; another, because he had succeeded in making his way into the rear courtyard where the statues of the dome of the Invalides had been temporarily deposited, and had "prigged" some lead from them; a third, because he had seen a diligence tip over; still another, because he "knew" a soldier who came near putting out the eye of a citizen.

我們認(rèn)識一個野孩激情久久AV一区AV二区AV，并且和他有點(diǎn)交往精品综合，他因見到過一個人從圣母院的塔頂上摔下來而受到高度敬重和欽佩；另外一個一级A片欧美大片免费播放，是因為他曾千方百計鉆進(jìn)一個后院人人操人人草，并且從暫時寄放在那里的幾個從殘廢軍人院圓屋頂上取下的塑像身上&摸&了一些鉛塊；第三個国产福利一区二区免费视频，因為見過公共馬車翻身欧美亚洲色婷婷综合一区；還有一個，因為他&認(rèn)識&一個幾乎打瞎了一個老財?shù)难劬Φ氖勘?/p>

I find myself gazing at this potted Little Fairy: its light yellow fine thick tiny prickers, little, pointed and delicate, look like the hairs of an new born baby; those tiny prickers, in the form of a blowout of gases, peculiar and bizarre, with its tip end sharp and pointed, erect, tough, elegant and far from vulgar.

常常凝視著小花盆里的&小仙人&一区av污在线观看免费，那淡黃色又細(xì)又密的小刺兒九九99久久精品精品国产，微小、尖細(xì)免费观看欧美一级片，仿佛初生嬰兒的絨毛本道无码黄色视频在线播放；凝視著那如井噴怒放的小刺兒，那小刺很奇特中日美一级A片中国特黄大片，根部微黃絨軟国产在线操比网，末梢堅硬尖銳，堅挺国产一区污在线播放、冷峻为爱搞激情视频、清雅、脫俗人人干黄色网。