At the stage of seed germination, water absorption was the key factor that determined whether the seeds did or did not sprout.

由于pH值尹人香蕉、緩沖量等代表堿度的指標(biāo)與水勢沒有直接關(guān)系更多国产精品，所以對星星草種子萌動(dòng)階段沒有決定性影響欧美性爱兔费网站。

In spring and autumn, non-algal particles were the predominant spectrum absorption factor in water, because the concentration of inorganic matter is higher than organic matters in the two seasons.

春男插女的视频黄、秋季由于無機(jī)懸浮物含量較高，非藻類顆粒物對總吸收的貢獻(xiàn)大于其他組分欧美日韩黄色三级久久，是水體總吸收的主導(dǎo)因子日韩精品无码加勒比综合。

This is a common phenomenon in semiconductors since the photon-excitation rate is the greatest at the absorption edge where the absorption index is fairly low and the dispersion is small.

激發(fā)光的主峰在吸收光譜的吸收邊緣，這是由于在此條件下吸收指數(shù)相對低散射也很小藏精阁无码一区二区在线，光子的激發(fā)速度最大）群P网址。

The third order nonlinear optical refractive index and nonlinear absorption coefficient are enhanced due to the quantum confinement effects and estimated to be 4×10 -12 m 2/W and 2×10 -5 m/W respectively in nonresonant condition,while 2×10 -11 m 2/W and -1×10 -4 m/W respectively in quasi resonant condition.

結(jié)果表明，薄膜的三階光學(xué)非線性折射率系數(shù)和非線性吸收系數(shù)都由于量子限制效應(yīng)而大大地增強(qiáng)久久午夜一级A片5免费软件，在非共振條件下在线免费观看H片，它們分別約為 4× 10 - 1 2 m2 / W和 2× 10 - 5m/ W，在準(zhǔn)共振的條件下2021欧美精品视频在线，它們分別約為 2× 10 - 1 1 m2 / W和- 1× 10 - 4m/ W国产猛男猛女超爽免费视频。

This is mainly caused by excellent absorption properties and an enormous amount of specific surface.

這主要是由于優(yōu)良的吸收性能和大量的具體浮出水面。

However, because of the strong water absorptivity and poor dimensional stability, the application of MC nylon 6 was limited in a certain condition.

但由于吸水性強(qiáng)永久免费A片在线看视频一、尺寸穩(wěn)定性差，純MC尼龍6的應(yīng)用受到一定的限制久久成爱。

Given the abstention rate of 40 percent, his actual support could be far lower.

由于有40%的棄權(quán)票www.精品视频，他實(shí)際的支持者就更少了。

Speed of the ejaculation when although same individual is in,making love every time is not identical also, be like newly-married the first time sexual intercourse, marriage hind meets again after a long separation, or abstinency too long hind make love for the first time, because the man is excessive excited, ejaculation happening is very fast, even premature ejaculation, this also is normal completely, need not much Lv, increase as coital frequency, can adjust normal level.

即使同一個(gè)人在每次性交時(shí)射精快慢也不相同91精品国产精品，如新婚初次性交免费A片中文字幕网址，婚后久別重逢看电影5566AV资源站手机版，或禁欲過久后第一次性交，由于男方過度興奮美女爆操视频，射精發(fā)生很快欧美黄色视频AA片，甚至早泄，這也完全是正常的欧美人人妻人人操，不必多慮亚洲黄色小说视频，隨著性交次數(shù)增加，就會(huì)調(diào)整到正常水平国产在线网站。

In the seventeenth century, algebra provided an abstract language in which commodity transactions could be readily calculated.

后來特黄特色黄片，微積分幫助人們在加工和生產(chǎn)之間建立了一種數(shù)量關(guān)系，確切地說91AV导航站，就是"由于資金需求欧美插插影院，要在勞動(dòng)過程和商品之間加以徹底清晰的控制"。

Abstract］Recently, publishing group becomes one of the publishing p rincipal policies in China.

出版集團(tuán)化是中國近年關(guān)于出版的主要政策之一久草网在线地址，由于關(guān)聯(lián)性大欧美一区二区在线网站观看蜜臀，所引發(fā)的關(guān)注及討論自不在少數(shù)。