A car is covered in dust following a dust storm in Sydney, Australia, on Wednesday, Sept.

汽車(chē)是灰塵覆蓋后，周三在澳大利亞的悉尼日本e视频在线播放，沙塵暴国产日韩三级片，2009年9月23日。

The main source of dustfall in heating period was Coal smoke dust and soil dust was the main source of non-heating period.

燃煤塵是采暖期降塵的主要來(lái)源美女被啪啪网站，非采暖期降塵的主要來(lái)源為土壤風(fēng)沙塵激情视频毛片在线观看。

The dustfall samples collected under typical dust and non-dust weather were analyzed to examine their composition in Lanzhou.

選擇蘭州市典型沙塵和非沙塵天氣收集兩類(lèi)降塵，并對(duì)其元素組成進(jìn)行測(cè)定久久久久久精品欧美。

The dustfall samples collected under typical dust and non-dust weather were made particle size analysis in Lanzhou.

選擇蘭州市典型沙塵天氣和非沙塵天氣收集兩類(lèi)降塵A级国产国偷自产在线观看，并對(duì)其進(jìn)行粒度測(cè)定。

Red Dust, she saw sad to see lonely, to see their long hair dyed the mountains of the eolian dust, still persistent smile, so I smiled.

滾滾紅塵中最新国产在线激情三级不卡视频，她看到憂(yōu)傷69黄片一级，看到寂寞，看到自己的長(zhǎng)發(fā)染了千山萬(wàn)水的風(fēng)塵人人干人人肏，依舊執(zhí)著微笑三级黄色欧洲激情，于是我也微笑。

Regarding bad condition of oil, carbon powder and dust enter into Generator stator and dust enter excitor stator and high temperature of the excitor stator coil.

針對(duì)發(fā)電機(jī)靜子漏進(jìn)油91中文字幕永久、碳粉亚洲国产精品无码网、塵土，勵(lì)磁機(jī)靜子漏進(jìn)塵土等物国产污片网站，勵(lì)磁機(jī)靜子線(xiàn)圈溫度高等不良現(xiàn)象久久免费最新视频，提出改進(jìn)方案，實(shí)施后效果良好久久精品国产一区二区三区视色。

This paper discussed on some hot dust removal technology under development, and showed that the moving granular bed filter may be one of the greatest potential hot dust removal technology.

本文論述了正在研究和發(fā)展中的幾種高溫除塵技術(shù)日韩手机自拍无码AV，說(shuō)明了移動(dòng)顆粒層過(guò)濾除塵系統(tǒng)有可能成為最有發(fā)展前途的高溫除塵技術(shù)之一乱女伦一级A片接种。

In the paper, a high temperature dust removal test system of the moving granular bed filter without screen was developed and established, the experimental studies of the hot dust-removal characteristics and mechanism were done.

開(kāi)發(fā)了一套新型無(wú)篩移動(dòng)逆流式顆粒層過(guò)濾的高溫除塵實(shí)驗(yàn)系統(tǒng)，并進(jìn)行了高溫除塵的性能和機(jī)理試驗(yàn)研究欧美一级AAAAAAA大片。

Removes dust the cloth sack to be possible to replace, when the dust removal effect reduces, must first inspect cloth sacks filterability.

除塵布袋可以更換高中生第一次破处流血视频在线播放，當(dāng)除塵效果降低時(shí)，首先要檢查布袋的過(guò)濾性免费一级特黄特大真人片视频。

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