| 单词 | ballotini beads |
| 释义 | > as lemmasballotini beads With plural agreement. Small particles or beads of glass used for a variety of industrial and scientific applications. Also attributive as ballotini beads. ΘΚΠ the world > space > relative position > arrangement or fact of being arranged > state of being gathered together > an assemblage or collection > [noun] > mass formed by collection of particles > round ballc1275 clew1600 ballotini1951 1951 Biochimica et Biophysica Acta 6 535 Copper, Rowley and Dawson disintegrated Staph. aureus by shaking with ‘ballotini’ (minute glass beads). 1959 Times Rev. Industry Sept. 5/1 Fluid beds of heated sand or ballotini used as heating media for fabrics padded with dye. 1965 Guardian 31 May 5/2 [Road] markings may be..‘reflectionised’ with ballotini (minute glass beads). 1997 Jrnl. Animal Ecol. 66 869/2 The ballotini beads are inert but are radio-opaque and so show up in the digestive tract when the fish is subsequently X-rayed. 2003 Powder Technol. 130 50/1 Since spherical agglomerates are usually formed from sub 250 μm particles, glass ballottini of diameters in the range of 80–130 μm have been used. < as lemmas |
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