It is interesting that, to understand the whiteness of snow (upon illumination by white light), absorption can be ignored, but to understand the blueness of light transmitted deep into snow, absorption must be taken into account.

20米深的清澈水中也是如此。有意思的是岛国片在线播放，為了理解雪看起來是白的，可以忽略吸收；但為了理解傳播到雪深處的蘭光成年人网站免费视频在线观看，就不能不考慮吸收。

To identify Gynostemma Pentaphyllum and its adulterant Hemsleya Chinesis, the exterior appearance, micro-structural and chemical characteristic were compared, and identifying characteristics were pointed out.

對葫蘆科絞股藍屬的絞股藍與其易混淆品雪膽屬的雪膽進行了外部形態(tài)www.日本在线播放、微結構和理化特性比較日日摸夜夜爽毛片免费视频，指出兩者可供鑒別的特征。

He looks out the window — and there is snow, on the ground and everywhere.

他朝窗外看去—是雪国产无码网站，地上是雪国产亚洲精品AA片在线，到處都是雪。

Like snow, she always wears pure white plain skirt, standing in snow quietly , stretching out her hands, counting the snow flake which is falling down in the palm of her hands.

她叫雪一级毛片免费毛片，也像雪99ritv，穿著那潔白的素裙，默默地站在飄雪之中亚洲免费播放黄色网，伸出手亚洲精品永久无码在线主页，數(shù)著那落在手心的雪花。

Does that mean, she asked, that "slush,""powder" and other snow words in English should be counted as one entry?

她問道国产情侣一区二区，這是否意味著英語中&雪泥（slush&免费看黄刺激视频网站、&雪糝&以及其它與雪有關的詞也被當成一個條目呢？

It is equipped with a hi-tech snowmaking system and 14 snowmaking machines, 2 snow groomers introduced from Austria, a quadruple chair lift, a double chair lift, 12 beginners' drag lifts, and a seasons toboggan run (with 1,318 meter-long) from Germany. It can take 5400 persons! There are also the snow amusement such as the Cable Hang-glider, snow sledges from Canada, etc.

南山滑雪場引進了奧地利和意大利高科技降雪系統(tǒng)及14臺造雪機臀蜜91精品国产免费观看，2臺德國的雪道平整車精品视频在线观看免费，安裝有四人座、雙人座架空滑雪纜車各1條在线观看免费的AV网址，大小地面拖牽纜車12條精品久久久久久久久免费午夜福利，運載提升能力達到5，400人次火辣辣福利视频；戲雪娛雪方面国内桃色无码视频精品，引進建設了德國威崗旱地雪橇（滑道1318米）美国成年性生活片视频在线观看、加拿大雪地飛碟和美式雪山索道滑翔翼。

It is equipped with a hi-tech snowmaking system, 2 snow groomers introduced from Austria, a quadruple chair lift, a double chair lift, 9 beginners' drag lifts, and a seasons toboggan run (with 1,318 meter-long) from Germany. There are also the snow amusement such as the Cable Hang-glider, Children's Sky Diver, snow sledges from Canada and Korea, etc.

該雪場引進和裝備了奧地利高科技降雪系統(tǒng)亚洲欧洲一区，2臺德國的雪道平整車国产黄片视频在线播放，安裝有四人座、雙人座架空滑雪纜車各1條一个人免费色哟哟在线视频观看，大小地面拖牽纜車9條91精品在线观；戲雪娛雪方面，引進建設了德國威崗旱地雪橇（滑道1318米）60后老熟妇乱子伦视频、加拿大雪上飛碟特级一级黄片、韓國爬犁和美式索道雪山滑翔翼及兒童滑翔傘。

The simulation results show that the snowplough design meets the claims made by the project contract and the selected chassis matches well the requirements of the snowshoving of the DQX snowplough.

仿真結果表明：浮雪鏟結構設計滿足項目合同規(guī)定要求久久精品免费少妇高潮特黄，除雪作業(yè)的牽引力精品无码一级毛片、側向穩(wěn)定性以及功率特性與選用底盤類型匹配；除雪試驗測定結果與仿真結論吻合奥美黑人一级黄色A片。

The simulation results show that the snowplough design meets the claims made by the project contract and the selected chassis matches well the requirements of the snow-shoving of the DQX snowplough. The measured results in the snow-shoving tests are in agreement with the simulated ones.

我國從上世紀70年代末期開始研究機械除雪技術三级片91，但受到設計手段、相關技術水平中文字幕亚洲一区二区三区、冰雪物理特性基礎研究等條件限制發(fā)展緩慢国产中文亚洲日韩欧美，除雪設備使用范圍狹小，大多數(shù)道路管理部門仍然采用對環(huán)境和道路具有相當危害程度的鹽融法除雪[4]嗯啊啊网站。

According to the summary for the snowploughs abroad at present, this paper points out the grgonomics problems such as the field of vision,seats of driver,attached snow and steering devices,and puts forward the improvement measures for a reference of technical personnels engaged in designing and manufacturing of snowploughs.

通過對目前國外除雪機械的綜合論述在线视频黄片免费观看，指出作業(yè)人員操作視野。駕駛員座椅国产精品纯粹一区二区怡红院、機身附雪及轉向裝置等人機工程方面存在的問題欧美精选视频hh，提出改進措施，供我國從事除雪機械設計91精品在线观看国产福利、制造人員參考