The volatile material increased in xylem after the PWN invaded. The blockage of water conduction caused by tracheid cavitation was very important factor causing the death of infected pine trees.

For moderate resistant pines, P.rigida and P.massoniana, the universal level of latent infection and PWN number in the samples were mid.

而抗病性中等的马尾松和刚松感病后潜伏侵染现象的普遍性及样品中的线虫量均处于中等。

There are two ways to change the business processes of rewriting nets based on PWN.

有两种方式可以改变重写网的业务流程：（1）改变PWN的编程函数。

Host plant species had no significant influence on number of PWN transmitted by adults. In course of adults supplementary nutrition, number of PWNs transmitted by adults had no significant difference among most observing records ( eyery other 2 days).

补充营养寄主的种类对松墨天牛成虫传递松材线虫数量影响不显著，松墨天牛成虫在补充营养过程中，每个时间段（2天）所传递的松材线虫数差异不大。

The above results of biogeography provided a reference for PWN quarantine, monitoring and forecast in China.

以上松材线虫的生物地理学研究结果，为我国松材线虫的检疫和、监控和预测提供了参考依据。

The proliferation response of child thymocytes to PHA was far more significant than those to ConA and PWN. This differs from the more pronounced effect of ConA on thymocyte proliferation in mice.

结果表明，小儿胸腺细胞对PHA刺激反应远较对ConA及PWM刺激反应明显，与小鼠胸腺细胞对ConA刺激反应远较对PHA刺激反应明显有所不同。

The models and rules of rewriting nets based on PWN can realize all operations of various changing modes, and can alter the support characteristics, which can compares existing process management technology from the view of systems, of the changes of control flows.

PWN重写网的模型和规则能够实现各种变化模式的所有操作，并且能够改变控制流变化的支持特征。其中，支持特征能够从系统的角度对比现有的过程管理技术。

This indicates that the local biological factors such as vector beetles and blue-stain are the keys to the invasion of PWN. 2.

从而说明了入侵地的媒介天牛和蓝变菌等生物因素是松材线虫入侵的关键因素之一。

When PWN invaded host, most PWN were trapped in the resin canals and then migrated into other tissues after molting.

松材线虫侵入树体后，大多滞留在树脂道，蜕皮变为成虫后再向其它部位迁移。

Pine Wilt Disease ( PWN), a fatal disease to China's pine forest, has killed tens of millions pine trees, causing great economic losses and doing severe damage to the ecological environment.

松材线虫病是我国松林毁灭性病害，已造成数千万松株死亡，发生区经济损失巨大，目前此病害正威胁着南方重点林区及重要风景名胜区松林的安全。

Also spotted on set was Nicole's co-star Milo Ventimiglia looking dapper in a vintage suit.

此外，米洛·文堤米利亚（Milo Ventimiglia）也出现在当天的拍摄现场。

Yet even Mr Buckley, a hard-headed Yorkshireman running a global manufacturer, says the greatest innovations benefit from a sprinkling of hard-to-define pixie dust.

但即便是伯克利这样经营着一家全球制造企业的精明约克郡人，也表示，最伟大的那些创新，是沾了一种难以定义的仙尘的光。

The Blair claim to this job cannot be lightly dismissed, but nor is it self-evident he is the man to invest the EU with glittering new credibility with a sprinkle of pixie dust.

不能轻率否定布莱尔出任该职位的资格，但他显然不是用几粒仙尘就能给欧盟带来新的可信度的人。

On an especially difficult week for Disney in the United States, Shanghai proved that the company's pixie dust still works the same way it used to in a more innocent age.

这一周，迪士尼在美国的日子极其不好过，上海则证明，这家公司的魔法还像在过去那个更纯真无邪的年代里那么有效。

And then the pixie dust dried up.

随后，精灵之尘终于枯竭。

If you want lips to look fuller, skip the adult-movies lipliner; instead run the primer just slightly outside your natural lipline.

如果你想让嘴唇看起来更加饱满，不要用浓厚的唇线（adult-movieslipliner）；而是应该在你的自然唇线外轻轻地加上底霜。

If your hair is short, the fall look follows Charmed American TV star Alyssa Milano's pixie ( 4) cut.

如果你是短发，今年秋天就可以尝试美国电视明星阿莉萨·米拉诺在《魅力》中的小仙女式发型。

Emma Watson, who plays Hermione Granger, says she looks forward to "finally being free, being my own person"& a transformation signalled by the actress's dramatic new pixie cut.

赫敏•格兰杰的扮演者爱玛•沃特森说，她期待着能“最终获得自由，做回自己”。这位女演员最近剪了个夸张的“精灵头”，预示着这一内心的转变。

The Harry Potter star Emma Watson chopped off all her hair into afresh pixie cut, which reminds us of Carey Mulligan and Halle Berry'sfamously sexy style.

《哈利波特》中长发飘飘的“赫敏”艾玛-沃特森如今剪掉长发，呈现给众人一副“精灵”模样，这让人们不禁想起凯瑞-穆里根和哈利-贝瑞的经典性感造型。

Mild spoiler alert: In the second episode of House of Cards, Claire Underwood fires half of the staff of her nonprofit without so much as misplacing a strand of her perfectly coiffed pixie cut.

轻微剧透：《纸牌屋》第二集中，克莱尔安德伍德炒掉了其非盈利组织中一半员工。当时，她精心做过的发型甚至都没有一丝纷乱。

Anne walked her cute pixie cut down the red carpet in a snow white Chanel gown encrusted in glittering crystals.

安妮·海瑟薇的“精灵头”看起来伶俐可爱，她身穿布满闪钻的雪白色Chanel礼服走上红毯。