rarefaction 基本解釋
名詞變稀薄，稀薄
rarefaction 網(wǎng)絡(luò)解釋
1. 稀�。罕菊撐挠懻撘晃⒘鞴芰鲃�(dòng)介質(zhì)為二階流體時(shí),(1)考慮已知不同體積流率下,受流體稀薄(rarefaction)效應(yīng),反求壓力變化情形. (2)已知壓力變化下,受流體稀薄效應(yīng)時(shí)之流速和流量變化.
2. 稀疏：相反地,長期慢性高血壓也有可能引起胰島素抵抗,其機(jī)理與高血壓性微血管病變有關(guān),微血管稀疏(rarefaction)使物質(zhì)交換的彌散距離增大,導(dǎo)致骨骼肌轉(zhuǎn)運(yùn)和利用葡萄糖受損.
3. 變稀薄, 稀�。簆owdered 弄成粉的, 有許多小斑點(diǎn)的 | rarefaction 變稀薄, 稀薄 | exponential part 指數(shù)部分
rarefaction 雙語例句
1. Results: Compared with that in the NC+/+ group, the number of astrocytes with apoptotic characteristics was increased in the 4HH+/+ group, and edema of the foot process in astrocytes and edema、vacuolization in oligodendrocytes and rarefaction of myelin sheath were seen clearly. Interestingly, compared with the 4HH+/+ group, the 4HH-/- group had significantly less apoptotic astrocytes with reduced edema and mild morphological changes. However, there was no infiltration of peripheral inflammatory cells in every group.
結(jié)果 ：電鏡示4HH+/+組比NC+/+組星形膠質(zhì)細(xì)胞數(shù)量明顯增加，形態(tài)以凋亡為主，同時(shí)可見足突明顯水腫，少突膠質(zhì)細(xì)胞水腫、空泡形成、髓鞘疏松；4HH-/-組比4HH+/+組凋亡的星形膠質(zhì)細(xì)胞數(shù)量減少，形態(tài)僅輕度異常，未見明顯水腫；實(shí)驗(yàn)動(dòng)物腦內(nèi)未見外周炎癥細(xì)胞浸潤。
2. The results show that the rarefaction wave influences the premixed flame structure and propagation greatly.
實(shí)驗(yàn)過程中，通過不同的點(diǎn)火方案誘導(dǎo)出不同傳播方向的稀疏波與火焰發(fā)生干涉作用。
3. RESULTS:After remote regional myocardial infarction, the parameters of STI did not significantly change; the total notching number in HFECG increased markedly within 2～4 weeks and recovered at 8th week; the radial rarefaction and defect were indicated in infarction area of anterior wall of myocardium with 2～4 weeks in SPECT, and these abnormalities ameliorated obviously at 8th week.
HFECG的切跡數(shù)在2～4周時(shí)明顯增多，而在8周時(shí)恢復(fù)；在2～4周時(shí)，SPECT顯示心肌前壁梗死區(qū)呈放射性稀疏及缺損，而在8周時(shí)，該異常明顯恢復(fù)。
4. It is shown that the laser-induced plasma shock wave undergoes three processes: formation, increase and decay process; the increase and decay of the laser-induced plasma shock wave are the result of the overlap of compression wave and rarefaction wave, respectively.
采用PZT水聽器探測了波長為532nm和1064nm激光與水下金屬靶材作用時(shí)產(chǎn)生的激光等離子體聲波，并對實(shí)驗(yàn)獲得的數(shù)據(jù)進(jìn)行了時(shí)頻分析。
5. Results show that the velocity slips and temperature jumps increase at the solid walls with increasing rarefaction at the same Mach number.
在模擬的結(jié)果中顯示，相同的Mach number隨著氣體的稀薄化，速度滑動(dòng)現(xiàn)象與溫度跳動(dòng)現(xiàn)象會(huì)更加明顯。
6. this research put forward a new idea and method on the treatment of the rarefaction of bone due to diabetes, and also provide a scientific basis for the treatment of the disease with Tanggukang Capsule and it may has good prospects.
該課題提出了治療糖尿病骨質(zhì)疏松的新思路及方法，為臨床治療該病開拓了新的途徑，為糖骨康膠囊治療糖尿病骨質(zhì)疏松提供科學(xué)依據(jù)，可能具有前瞻性臨床價(jià)值。
7. Growing period is the best time of obtaining peak bone amount, and sports could play an important role on the amount of bone and preventing rarefaction of bone or osteoporosis.
中老年時(shí)期進(jìn)行體育鍛煉可有效地維持骨量、延緩骨量的丟失，降低與預(yù)防如骨質(zhì)疏松等骨疾病的發(fā)生。
8. Result: BMD of model group is far lower than the normal group, it shows that the model of rarefaction of bone has formed. Compare the high dosage group and the low dosage group with the model group, the statistic diversity on blood sugar, trace element in the urine and BMD are notable. It indicates that Tanggukang Capsule can not only prevent the rarefaction of bone, but also cure it to a certain extent.
結(jié)果：模型組大鼠BMD明顯低于正常組且有顯著性差異，說明骨質(zhì)疏松模型已經(jīng)形成，糖骨康膠囊高低劑量組與模型組比較，血糖、尿微量元素、BMD均有顯著的統(tǒng)計(jì)學(xué)差異；提示其不僅具有抑制骨質(zhì)丟失的作用，還能使丟失的骨量得到一定程度的恢復(fù)。
9. These four methods in treating aged femoral intertrochanteric fracture have their own advantage. We must choose the method according to the age of patient, the extent of bone rarefaction, the type of fracture and tolerance for the operation in order to get the good response to treatment.
治療老年人股骨粗隆間骨折，四種手術(shù)方法各有優(yōu)勢，只有根據(jù)患者年齡、骨折類型、骨質(zhì)疏松程度、手術(shù)耐受情況等合理選擇手術(shù)方式，方可取得良好療效。
rarefaction的近義詞
10. Section two The Clinical StudyObjectiveWith study on distributing regularity of post-menopause female's ER gene polymorphism of long-term habitant in canton and the relationship with bone density, TCM differentiation of symptoms and signs for classification of syndrome about bone rarefaction, to offer theory evidence for filting relative high-risk group of bone rarefaction.
第二部分臨床研究一目的研究長期居住在廣州地區(qū)的絕經(jīng)后婦女雌激素受體基因多態(tài)性的分布規(guī)律及與骨密度、骨質(zhì)疏松中醫(yī)辨證分型的關(guān)系，為篩選骨質(zhì)疏松相對高危人群提供理論依據(jù)。
11. Both experimental and numerical results show that under the condition of high-subsonic flow which is induced by incident shock, the part of supersonic flow field in the upper channel can be formed by means of the action of unsteady, rarefaction wave and steady expansion wave.
對激波進(jìn)入突擴(kuò)通道時(shí)的無粘空氣流場數(shù)值模擬結(jié)果顯示，在激波波后氣流高亞聲速情況下，由于非定常稀疏波和定常膨脹波的加速作用，可以在通道中形成超聲速氣流，并產(chǎn)生較為穩(wěn)定的流場波系結(jié)構(gòu)，部分地驗(yàn)證了實(shí)驗(yàn)的結(jié)果。
12. Results As compared with control group, the bone trabecula was thinner in experiment group, and the bone structure was rarefaction and disorder, with less bone mass.
結(jié)果 與對照組比較，實(shí)驗(yàn)組骨小梁纖細(xì)，結(jié)構(gòu)稀疏紊亂，骨量少，部分骨小量斷裂，成骨細(xì)胞和破骨細(xì)胞數(shù)量均增多，骨陷窩內(nèi)破骨細(xì)胞活躍；骨密度下降。
13. N perifocal tissue intracerebral hemorrhage there were rarefaction neuron, cell spaces augmentation, cell diminution, distinct demarcation of cell membrane and surrounding, and we discovered a lot of degeneration and necrosis nerve cells, cell body collapsed, pycnosis anachromasis, nucleoli disappeared. In EPO group we discovered that center area of hemorrhage shinked, nerve cells of degeneration and necrosis decreased in perifocal tissue, majority cells morphous were normal and pathological changes were light.
CH對照組在術(shù)后皮層出血中心無神經(jīng)元，僅見少量膠質(zhì)細(xì)胞，細(xì)胞間質(zhì)空泡樣改變；出血邊緣區(qū)神經(jīng)元稀疏，細(xì)胞間隙增大，細(xì)胞縮小，胞膜與周圍分界清楚，并可見大量變性及壞死的神經(jīng)細(xì)胞，表現(xiàn)為胞體皺縮，核固縮深染，核仁消失。rhEPO治療組出血中心區(qū)變小，邊緣區(qū)神經(jīng)細(xì)胞變性壞死減少，多數(shù)存活細(xì)胞形態(tài)相對正常，病變較輕。
14. Results The neurological defects score was singificiant lower in D group (41.50±8.18) than that in group A(82.20±8.08), B(63.60±6.22) and C (61.00±6.58)(all P.01). Compared with groups A, C, group D showed that the cellular nucleus was shrinkaged slightly, the gap of cells was nomal roughly and the degree of rarefaction in neurofibra net was not serious under the light microscope. Under the electron microscope, the neuron was degenerated, the cellular membrane was integrated and the plastosome was swelled lightly in the group D. The physiological demage were slighter in D group.
結(jié)果 D組神經(jīng)功能缺損評分(41.50±8.18)明顯低于A組(82.20±8.08)、B組(63.60±6.22)和C組(61.00±6.58)（均P.01）；光鏡下D組神經(jīng)細(xì)胞核輕度皺縮，細(xì)胞周圍間隙大致正常，神經(jīng)纖維網(wǎng)疏程度不嚴(yán)重；電鏡下D組神經(jīng)元輕度變性，細(xì)胞核無皺縮，核膜完整，線粒體輕度腫脹；腦組織病理損害程度較B組和C組明顯減輕。
rarefaction的解釋
15. As far as the compressed air and nitrogen gas are concerned, the effects of length of intermediate section, rarefaction strength and bursting pressure difference across diaphragm on second shock which pursues first shock are experimentally investigated.
在以壓縮空氣和氮?dú)庾鲗?shí)驗(yàn)氣體的情形下，實(shí)驗(yàn)研究了中間段長度、稀疏波強(qiáng)度及中間段B膜的破膜壓力對第二激波追趕第一激波的影響。
16. He believed that the changes things undergo could be explained in terms of rarefaction and condensation of air.
他相信物質(zhì)的改變可以被解釋為一系列的氣體的稀釋和濃縮。
17. It is found that the rarefaction part is different when the position in He Ⅱ bath varies.
結(jié)果顯示在超流氦浴中，不同的位置的第二聲波的波形，特別是冷卻波具有較大的差異。
18. Shannon-Wiener index and Pielou evenness index were used to compare and check the feasibility of rarefaction in practice.
多樣性指數(shù)之間的比較，需要樣方的面積大小相等，否則沒有實(shí)際意義。
rarefaction的反義詞
19. In short, I would like to disengage my analysis from the privileges generally accorded the economy of scarcity and the principles of rarefaction
簡而言之，我想讓我的分析從普遍優(yōu)先確定的稀缺經(jīng)濟(jì)與稀有原則中擺脫出來。
20. Those vibrations result in the compression and rarefaction of the surrounding air.
這些振動(dòng)會(huì)導(dǎo)致周遭空氣的壓縮及稀少。
rarefaction 英英釋義
noun
1. a decrease in the density of something
e.g. a sound wave causes periodic rarefactions in its medium
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