the power of retaining liquid; "moisture retentivity of soil" 同义词：retentiveness, retention,
the property of retaining possessions that have been acquired 同义词：retentiveness,
the power of retaining and recalling past experience; "he had a good memory when he was younger" 同义词：memory, retention, retentiveness,
例句与用法
1.
Water retentivity of mortar 砂浆保水性48
2.
Standard test method for water retentivity of grout mixtures for preplaced - aggregate concrete in the laboratory 在实验室内进行预置集料混凝土灌浆混合料保水性试验的标准试验方法
3.
Testing of mortars containing mineral binders ; determination of water retentivity of freshly mixed mortar by the filter plate method 对含有矿物粘合剂的砂浆的检验.新制砂浆.用滤板试验
4.
Having investigated composites of ep coating ultramicro iron using atpu as surface agent , results showed that with increasing amount of atpu , density , complex permittivity ( ) and complex permeability ( ) of composites decreased , and retentivity and coercivity increased 用atpu作表面活性剂制备核壳结构复合粒子时，随着复合时atpu用量的增加，复合粒子的密度、复介电常数( )和复磁导率( )逐渐减小，剩磁与矫顽力逐渐增大。
5.
The binders has supper fluidness 、 bonding capacity 、 water retentivity 、 filler properties , no segregation , no bleeding and supper mechanical properties after harden . it is one of high performance concrete . japanese have been researched self - compacting concrete from 1987 , and used more than 1 . 2millions litres 其拌和物具有良好的流动性、粘聚性和保水性,要求填充性能优异,不离析、不泌水且硬化后具有良好的力学性能,属于高性能混凝土( high - performanceconcrete )的一种。
6.
Dsc for the nanocomposites showed the glass transition temperature ( tg ) of the nanocomposites increases slightly as the mmt content increases . water absorption velocity and water retentivity under pressure tests showed the addition of montmorillonite ( mmt ) can improve the beginning absorption velocity and water retentivity for pure superabsorbent resin 吸水速率和加压保水能力测试表明，一维纳米级蒙脱土片层的引入能在一定程度上提高高吸水性树脂的初期吸水速度和加压下的保水能力。
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