The influence of phosphorous slag on the setting time of Portland cement and improvement by some additives such as sodium sulphate,calcined gypsum and calcined alunite and synthesized additive were studied.

磷渣是電爐制取黃磷工業(yè)的一種工業(yè)廢渣，在用電爐法制取黃磷時(shí)爱爱无毒安全免费网站，所得到的以硅酸鈣為主要成分的熔融物，經(jīng)淬冷為粒化電爐磷渣野外免费视频毛片，簡稱磷渣[1，2]欲色天天婬香婬色综合网。

U-type expansive agent for concrete is an additive made by mixing and grinding sulfoaluminate clinker, alunite and anhydrite powder together.

我們吸收了中國明礬石膨服水泥'和美國K型膨脹水泥rZ'之特性国产一级av片精品，研制成功U刑膨脹劑(l民稱UEA，uni七ed expansivo agen七)国产激情交换3pi在线看。

This is the exactly answer why the effect of amine additive is not good when used in highway.

這正是胺類外加劑在高速公路上使用效果存在疑問的根本原因91视频蘑菇。

The anisotropic texturing of a (100) silicon surface was performed using tetramethyl ammonium hydroxide solution including discontinuous ultrasonic wave process and NaClO additive.

本文在加入間隙式超聲和NaClO添加劑的堿性四甲基氫氧化銨溶液中對(duì)單晶硅表面進(jìn)行織構(gòu)化處理。

Disodium 5'-guanylate heptahydrate (5'-GMPNa2) is an important food additive and medicine material, which belongs to the second-generation fresh reagents. 5'-GMPNa2 exists in two solid forms: amorphism and crystal.

5'-鳥苷酸二鈉是一種重要的食品添加劑及醫(yī)藥用品，屬于第二代鮮味劑亚洲另类网。5'-鳥苷酸二鈉以無定形體和晶體兩種固體狀態(tài)存在国产精品无码专区。

Synthetic anhydrite from AlF3 plants is used mainly for the construction of self-leveling floors, as an additive to cement production and in the fertilizer industry.

AlF3 工廠生產(chǎn)的合成石膏一般主要用于建筑自流平地面，做為水泥產(chǎn)品的添加劑或用于化肥工業(yè)可以看理论片的网站。

The problem of antifoam property in internal combustion engine oil production is discussed and analyzed from several aspects,such as the foaming principle,the formula and adding process of antifoam additive,as well as the oil blending.

對(duì)內(nèi)燃機(jī)油生產(chǎn)中出現(xiàn)的抗泡性能問題日韩免费一区二区三区高清，從形成機(jī)理、加劑配方免费观看黄色A片级视频、加劑工藝毛片免费全部播放无码私人、油品調(diào)合等多方面進(jìn)行分析與探討。

Other causes include loss of antifoam additives, suction leaks, poor reservoir design, using the wrong viscosity or using too much antifoam additive.

其他原因包括抗泡沫添加劑喪失你懂的福利在线，吸入泄露黄色一级大片网站，蹩腳的油箱設(shè)計(jì)，粘度不對(duì)久久久久久久精品国产免，或防泡沫添加劑使用過量人人澡人人看人人摸。

The article introduces the application status of MMT antiknock additive in Jinxi Petrochemical Company.

介紹了MMT 抗爆劑在中國石油錦西石化公司的使用情況。

The auxiliaries of gasoline antiknock additive TKC were analysed by means of gas chromatography/mass spectrometry.

采用氣相色譜/質(zhì)譜聯(lián)用技術(shù)對(duì)汽油抗爆劑 TKC的輔助劑進(jìn)行了組分分析久久久精品国产亚洲Av。