| 释义 |
specific gravity spəˌsɪfɪkˈɡrævəti 短语¹⁰¹⁸⁵
基本英英例句例句
比重
Noun:
the density of a substance relative to the density of waterGranted the weight and thespecific gravityof a body, we can calculate its volume.假设已知一个物体的重量和比重，我们就能算出它的体积。
Once the desiredspecific gravityis established, the same strength must be used henceforth.所需的比重一经确定，以后就必须使用同一浓度的酸。 Additional Sample Procedure: The specific gravity reading is1.002. The sample doesn't meet the requirements for analysis. You need to offer an additional sample.
二次样品程序：尿比重是1.002，不符合实验室要求。我需要再收集一份样品。 blog.sina.com.cn
Can you tell me how much water, how much salt, how much of each different element there should be in your blood to maintain its proper specific gravity if you are leading an ordinary sedentary life?
你知道一个人在坐着不动的时候，血液中应该含有多少水份、多少盐分和多少其他元素来维持一定的比重吗？ blogbus
It is fine white nontoxic and no curing pollution with specific gravity of 1.08. It can slightly dissolve in hot ethanol, but not in water.
白色细微粉末，无毒，无硫化污染，比重1.08，不溶于水，微溶于热的乙醇。 spcce
The acid value also reduces gradually from the early stage of fat formation to the stage of maturity, so are the specific gravity and saponification value.
不同时期油脂的特性是在形成初期酸值高，而在成熟时酸值降低，比重、皂化值也有所降低。 cnki
The sturdily constructed instrument optically measure specific gravity of aqueous solutions.
坚固结构光学仪器用于测量水溶液的比重。 www.e-gtm.com.cn
The specific gravity SG of gemstones is a constant widely used in gemological property charts.
宝石的比重 SG不断被广泛使用在宝石特性图表。 qjy168
The specific gravity, absorption capacity and substitution amount of RCA do affect the property of hardened properties.
再生粗粒料比重、吸水率及取代量均会影响到硬固性质的发展；140.118.33.11
As well as harmonizing the appearance of car exterior components, these bonding and molding grades exhibit the usual benefits of a TPV: low specific gravity for lower part weight;
除了能美化和协调汽车外部零部件外，这些接合和成型牌号具有 TPV材料通常具有的优点：低比重可使部件更轻； tdict
As tungsten based alloys with the specific gravity have a lot of super physical and mechanical properties, they have a wide application in spaceflight, aviation and national defense military project.
高比重钨合金由于具有一系列优异的物理力学性能，因此在航空航天、国防军工和民用中有着广泛的应用前景。 chemyq
But more important, scientists and engineers have since compared the weight of a volume of material with an equal volume of water and called the result Specific Gravity.
但更为重要的是，科学家和工程工程师们一直将一定体积的材料和同体积的水相比较，把比较的结果称之为“比重”。 blog.sina.com.cn
By comparing SG changes of both frozen tissue samples and fresh samples it is to determine the sampling methods' effect on measurement of specific gravity of tissue.
通过比较冷冻后采样和低温直接采样脑组织比重的变化，比较采样方法对于测量结果的影响。 cnki
Determination of urine specific gravity concentration can be estimated kidney function.
尿液比重的测定可以估计肾脏浓缩功能。 zangaocn
Light-weight material, small specific gravity, being convenient for transportation and construction;
材质轻，比重小，便于运输与施工安装； www.1x1y.com.cn
MethodsBrain water content of parietal cortex and striatum tissues are measured with specific gravity SG.
使用比重法 SG检测顶叶皮层和纹状体的组织含水量。 cnki
Observe the change of rats body weight and the weight of rats uterus, thymus and spleen, the variations of wet weight, specific gravity, dry weight, ash weight and loading strength of rats bone.
观察大鼠体重，骨骼湿重、比重、去脂干重、灰重、抗弯载荷以及子宫、胸腺、脾脏重量的变化； cnki
The method to determine the real specific gravity of atmospheric dust by using laser slit diffraction technology has high precision and is easy to handle.
利用激光单缝衍射技术测量大气飘尘的真比重，具有精度高和测试方法简便易行的特点。 cnki |