It was a proper method to determine seven kinds of three pyridine class weed killers in soil.

該方法是分析土壤中均三氮苯類除草劑農(nóng)藥的一種較為理想的方法丝袜日韩无码激情视频。

In vivo metabolism mainly in the building of the prototype of the pyridine ring oxidative metabolism.

體內(nèi)代謝主要表現(xiàn)為在原形藥吡啶環(huán)上的氧化代謝偷拍视频区一。

The study provides a theoretical base for preparing high activity and high selective catalyst for pyridine synthesis.

該研究為制備高活性日韩一级毛一片欧美一级ww、高選擇性的合成吡啶催化劑提供了理論依據(jù)午夜爽爽成人免费视频观看。

There were two different kinds of pyridine adsorption behaviors atlowpressure for four coals because of the difference of coal structure.

四種煤樣的吡啶吸附結(jié)果表明：由于煤化程度和結(jié)構(gòu)的不同，至少有兩種類型的吡啶吸附等溫線欧美色天色噜夜夜。

"And the injection of the two pyridine production project if successful, then we will have at least contributed to the company's profits doubled."

"和兩個(gè)吡啶生產(chǎn)項(xiàng)目注入如果成功的話久久婷婷五月综合社区，那么我們將至少有助于公司利潤(rùn)的一倍。"

Our study gives the synthesis of 2,2-bipyridyls by using pyridine in contact with hot Raney nickel catalyst.

本文研究對(duì)敵草快的中間體2人人操人人爱人人摸人人看，2'-聯(lián)吡啶的合成也進(jìn)行了研究欧美午夜免费福利。

Pyridine obviously a huge potential to make money so that related parties cardiac effects.

吡啶顯然是潛力巨大的賺錢，讓有關(guān)各方心臟的影響。

It was also available to study the catalyst after absorption of pyridine.

另外欧美va在线视频品，對(duì)改性劑對(duì)SO_4~(2-)/Fe_2O_3晶形的影響及改性后催化劑形貌等也分別進(jìn)行了研究日韩制服丝袜无码网站视频。

These properties were also decreased owing to the protonation of the pyridine ring.

這些性質(zhì)也由于吡啶的質(zhì)子化而減小。

Biodegradation of pyridine in the slurry system.

泥漿體系中吡啶的生物降解研究噜噜色噜噜网色妞网av。