Our increased awareness of the scarcity value of environmental resources makes this lacuna especially troubling.
我们对环境资源稀缺价值意识的增强，让这种忽略令人尤为担心。
Pumice concrete after being close-grained and molding is not sensitive to maintaining conditions, and this idiosyncrasy can predigest maintaining measures and reduce lacuna.
浮石混凝土在密实成型后，其凝结硬化过程中对于湿养护的敏感性较小，这有利于简化施工养护措施和减少早期混凝土缺陷的产生。
One such lacuna has been the absence of well-preserved feathers from the Cretaceous—the period between 145m and 65m years ago that ended with the mass extinction that wiped out the dinosaurs.
其中之一便是一直杳无踪迹的来自白垩纪时期的保存良好的的羽毛化石。白垩纪处于一亿四千五百万年前到六千五百万年前之间，以恐龙的大规模灭绝为结束标志。
Repair immediately when the lacuna is discovered.
发现缺陷后立即修理。
The question is, is it a big lacuna as well as a deep one?
问题在于，这一缺陷是否既重大又影响深远？
Either way, it suggests a profound lacuna in biologists' understanding of the world.
不论怎样，这都意味着生物学家对于世界的认识存在重大缺陷。
Objective To investigate the clinical value of transcranial Doppler (TCD) in cerebral lacuna infarct.
目的探讨经颅多普勒（TCD）检查在脑腔隙性梗死中的应用价值。
Conclusion pontine lacuna infarctions occupy most of the pontine infarctions and its prognosis is well.
结论脑桥腔隙性梗死占脑桥梗死的绝大多数且预后较好。
So it is necessary to detect the lacuna (especially the hole) in the log in order to improve its value.
因此，有必要检测原木内部缺陷特别是孔洞缺陷，提高原木使用价值。
Cells were induced and cultured on bone flaps with the same method, and absorption lacuna was observed after culture.
采用相同方法于骨片上诱导培养细胞并观察骨吸收陷窝。
Results:The proportion of cerebral thrombo-infarction and lacuna-infarction of MS were higher than that of control group.
结果：MS各组的血栓性脑梗死和腔隙性脑梗死的患病比例均高于对照组。
Two mixed-valence lacunary tungstodiphosphates with the lacuna located in "belt" and "cap" positions were photosynthesized.
用光合成的方法得到了两个混合价的缺位磷钨杂多化合物，其缺位分别位于“带”和“帽”的位置。
Head MRI showed infarction of left paraventricular and corpus callosum, and old lacuna infarction of right basal ganglion and pons.
头部MRI检查可见左侧脑室旁、胼胝体梗死，右侧基底节、脑桥陈旧性腔隙性梗死；
Through the phenomenon of "architectural lacuna", this thesis aims to study on some basic issues of new architectural design in a historical context.
本文旨在透过“建筑空缺”这一现象，探讨在历史环境中进行建筑创作的一些基本问题。
At postoperative 7 week, the humerus sample showed that osteocyte separated from osseous lacuna, some nucleus pycnosis and rough endoplasmic hollowed;
术后7周实验组肱骨标本可见骨细胞与骨陷窝分离，有的细胞核固缩粗面内质网肿胀空化；
Conclusion Pontine infarctions were mostly lacuna infarctions and their clinical manifestation was related to the position and size of infarction focuses.
结论脑桥梗死多数为腔隙性梗死，其临床表现与病灶部位及大小有关。
Determine the effect of BBC-containing serum on absorption of lacuna formed by oc in osteoblast and osteoclast co-culture system by toluidine blue staining.
运用甲苯胺蓝染色法观察含药血清对成骨细胞-破骨细胞共育体系中OC形成骨吸收陷窝的影响。
Results Osteoblasts are full fusiform, ALP stain positive cells, while osteoclasts are multinuclear and TRAP stain positive, with the ability of forming bone lacuna;
结果成骨细胞呈饱满的梭形，ALP染色阳性；破骨细胞呈多核，TRAP染色阳性，可以吸收骨质形成骨陷窝。
The fibrosis, hyperplasia, and hypertrophy of soft tissues can cause the change of soft tissue in relative motion disorder, tension increase, length shorten, lacuna pressure increase.
人体软组织具有重要地位，软组织纤维化和增生、肥厚等多种原因能够使软组织发生相对运动障碍、张力增高、长度缩短、腔隙内压增高等改变。
The fibrosis, hyperplasia, and hypertrophy of soft tissues can cause the change of soft tissue in relative motion disorder, tension increase, length shorten, lacuna pressure increase.
人体软组织具有重要地位，软组织纤维化和增生、肥厚等多种原因能够使软组织发生相对运动障碍、张力增高、长度缩短、腔隙内压增高等改变。
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