Particle size distributions and its biochemical methane potential(BMP) of the sludge generated from a wastewater treatment plant(WWTP) in Ji nan city were studied in order to learn the effect of alkaline pretreatment on the sludge BMP.
以济南某生活污水处理厂的污泥为研究对象,考察碱预处理对污泥粒径和产甲烷潜力(BMP)的影响。
The processes of alkaline pretreatment and hot-water extraction were investigated.
对桉木木片在制浆前的碱预处理和热水预水解提取半纤维素的工艺进行了研究。
Numerical Simulation and Experiment of Inlet Guide Vane Pre-whirl Regulation for Centrifugal Pump
前置导叶预旋调节离心泵性能的数值预测与试验
propeller governor drive
螺旋桨节距调节器传动装置
a rotating device for regulating flow of a liquid.
调节液体流量的旋转装置。
a fine spiral spring that regulates the movement of the balance wheel in a timepiece.
能够调节时钟摆轮的好的螺旋弹簧。
Distribution of calmodulin in the spiral ganglion of guinea pig
豚鼠耳蜗螺旋神经节钙调素的分布
A steel rod is provided to turn adjusting collar.
提供一条钢条用于旋转调节轴套。
This knob controls the radio's volume.
这个旋钮可调节收音机的音量.
The field glasses adjust with a screw.
双筒望远镜是用一个旋钮调节焦距的。
a wrench that has one jaw that can be adjusted by turning a screw.
有通过旋转螺杆来调节锯齿的扳手。
Magnetic moment capping system,adjust,adgree of tightness freely.
磁力矩旋盖头,松,紧,任意调节。
Neck plate can be adjusted by using the thumbscrews.
用指拧螺旋调节颈部保护片。
Immune-regulatory Effects of Spirulina Polysaccharide on Mice
螺旋藻多糖调节小鼠免疫功能的作用
The regulating handle is fitted with a fine speed adjust knob and a latch.
调节手柄配有一个细的速度调整旋扭一个锁销。
Melody is the combination of tone and rhythm, Rhythm is often compared to the bone of tone and melody the relation between blood and fiesh.
音调节奏的结合是旋律,人们常把节奏比喻是曲调的骨胳和旋律是血肉的关系。
The centre of gravity is displaced by a weight below the rotational axis.
调节旋转轴之下的一个重物,使重心发生位移。
The Development of the Rotorcraft Rev-regulator Amplifier s Comprehensive Test System;
旋翼转速调节放大器综合测试系统的研制
The Development of the Rotorcraft Rev-regulator Amplifier s Comprehensive Performance Test System;
旋翼转速调节放大器综合性能测试系统的研制
SCROLL COMPRESSOR MODULATION TECHNOLOGY BASED ON REFRIGERANT RELEASE
基于制冷剂泄出的涡旋压缩机容量调节技术
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