例句與造句

1. The surface density of galaxies in a cluster can be measured from photographs .
   一個(gè)星系團(tuán)中星系的表面密度可從其照片上測(cè)得。
2. Textiles . tests for fabrics . method for the determination of the surface density
   紡織品.織物試驗(yàn).表面密度的測(cè)定方法
3. . aluminium and aluminium alloys - anodizing - determination of mass per unit area surface density of anodic oxidation coatings - gravimetric method
   鋁和鋁合金.陽極氧化.陽極氧化涂層單位面積
4. Their antistatic performances were determined using methods of electrification voltage by friction and surface density of charge
   采用摩擦起電電壓法和電荷面密度法，對(duì)其進(jìn)行了抗靜電性能測(cè)試。
5. . en 12373 - 2 aluminium and aluminium alloys . anodizing . part 2 : determination of mass per unit area surface density of anodic oxidation coatings . gravimetric method
   鋁和鋁合金.陽極化.第2部分:陽極氧化物層單位面積質(zhì)量的測(cè)定
6. It's difficult to find surface density in a sentence. 用surface density造句挺難的
7. Experimental results indicated that surface density of charge of the acrylic fabrics contained 7 . 68 % of the stainless steel filament decreased by 96 . 11 % as compared with the pure acrylic fabric
   與純腈綸織物相比，加說7 . 68 %不銹鋼長絲的腈綸織物的電荷面密度降低96 . 11 % 。
8. The main crack of tiaohu formation are straight oblique - cracks and level crack , there are many scores in the crack . the length of cracks is long , and they cut across several layers . the average surface density of the cracks is 0 . 101 slips / m . the cracks in lucaogou formation is mostly net cracks , and there are solution on crack surface
   條湖組的裂縫多為平直的斜交縫和水平縫，縫面多見擦痕，延伸長度大，切穿多套地層，裂縫面密度平均為0 . 101條米；蘆草溝組裂縫多為網(wǎng)狀裂縫，縫面有溶蝕現(xiàn)象，多存在于碳酸鹽巖內(nèi)，裂縫面密度平均為0 . 143條米。
9. Using water - soluble carbodiimide as condensation agent , biomacromolecules such as gelatin , collagen and chitosan were covalently grafted on the plla - g - pmaa membranes . solution of the biomacromolecules was further coated on the above membranes to increase the surface density of the biomacromolecules . this technology was designated " grafting and coating " method
   為了將生物大分子化學(xué)接枝于plla膜表面，首先在plla膜表面接枝pmaa ，將羧基引入plla表面，利用水溶性碳化二亞胺edac作為縮合劑，與含有氨基的生物大分子反應(yīng)，可將生物大分子如明膠、膠原和殼聚糖化學(xué)接枝在plla膜表面。
10. Eight concrete samples of different compound ratio of artificial lightweight aggregate ( coarse aggregate of expanded shale ) and ordinary aggregate , water - reducing admixture , expanding admixture , etc , are compounded firstly , based on the research of main properties such as agitating property , strength , dry surface density and deformation , an optimum compound ratio of the concrete with high strength ( cl40 ) , light density ( 1800 ) and slight expand is achieved
    首先，采用人造輕骨料(頁巖陶粒)及普通骨料，加入減水劑、膨脹劑等，配制出了八種不同配合比的輕骨料砼與普通砼，并對(duì)其和易性、強(qiáng)度、干表觀密度、變形等主要性能進(jìn)行了試驗(yàn)研究，得到了強(qiáng)度等級(jí)cl40 ，密度等級(jí)1800的輕骨料中高強(qiáng)度微膨脹砼最佳配合比。