However, it is unclear whether these positrons can escape from the stellar debris in sufficient quantity to explain the size of the observed cloud.
然而，尚不清楚是否有足够数量的正电子能够逃离恒星残骸以解释观察得到云团的大小。
With the field model, the electrostatic field distribution were observed and the magnitude of the charged quantity is determined by electron holography.
采用这个模型，能用电子全息法观测由该点电荷所形成的静电场分布及荷电量的大小。
A number of studies have observed that a product's production costs decline by some quantity about each time cumulative output doubles.
许多研究表明一种产品每当其产品的累积产量翻番时，它的生产成本的数量将下降。
Method: The drug were infused to stomach of mice and stomach residual rate, small intestine advance rate, stool quantity and pain threshold were observed.
方法：采用小鼠灌胃给药的方法，分别观察实验动物胃内容残留率、小肠推进率、粪便排出量及痛阈值的变化。
When this quantity exceeds 2.2 theory indicates the existence of a sharp pressure peak which has not been observed experimentally.
当这个量超过2.2时，理论表明存在陡急的压力尖峰，而这压力尖峰尚未在实验中观察到。
Methods the distribution and quantity of FAP-1 immunological positive cells in the brain were observed with immunohistochemistry method after focal ischemia.
方法应用免疫组化方法观察大鼠局灶性脑缺血后脑组织中FAP - 1蛋白免疫反应阳性细胞数量及分布。
Methods The pathologic morphology of 4 cases of RCCC in children were observed. Using image analysis instruments the quantity of tumor cell DNA was measured.
方法对4例儿童肾透明细胞癌组织进行病理形态观察，并用图象分析仪对癌细胞DNA进行定量分析。
Methods different concentrations of chlormadinone acetate were fed to mice in different time, and the quantity growth dynamics of mice was observed.
方法不同浓度和不同时间饲喂小白鼠醋酸氯地孕酮饵料，观察该鼠实验种群的数量增长动态。
The variation of MAP and HR of every patient before cuting skin and after that, were observed and the quantity of drug and time of resuscitation were compared.
观察各组病例切皮前后的MAP及HR变化，并比较各组间的用药量及苏醒时间。
The paper studies the den electric injuries by electrictruncheon. It was observed that the colour, histology and metal quantity changed after metal developed on skin.
本研究系用电警棍电击实验动物（猪），观察电击部位的皮肤喷涂金属显色剂后的颜色改变、组织学改变及金属含量的改变。
We observed the quantity of drainage after operation in order to evaluate the application of negative pressure drainage in augmentation mammaplasty.
旨在通过术后引流量的观察，对负压引流在隆乳术中的应用作一评价。
In order to get rid of some existing shortcomings of the conservation scalar quantity method, it was simplified under the precondition that the law of the physical conservation was being observed.
笔者针对守恒标量法的某些缺点，在遵守物理守恒定律的前提下，对其进行简化。
DNA content and quantity of nucleocyte in bone marrow, CFU-sin spleen, spleen index and thymus index were observed at 12 or 14day after irradiation.
在照后14天，处死小鼠，观察药物对骨髓DNA含量、骨髓有核细胞数、脾结节、脾指数、胸腺指数的影响。
Methods 40 old patients were diagnosed as VD, patients who suffered stroke were observed in stroke lesions times, location, character and quantity according cerebral ct.
方法依据头颅ct结果观察40例老年人血管性痴呆患者卒中的次数，部位，性质，病灶数目。
We observed the distribution of calcitonin gene-related peptide in the SD rat lung and the effect of hypoxia on its quantity by means of immunocytochemistry (ABC method).
本研究用免疫细胞化学方法（ABC法）观察了降钙素基因相关肽（CGRP）在SD大鼠肺中的分布，缺氧对肺中神经内分泌细胞内CGRP含餐的影响。
The growth state of CNV was observed, the expression of VEGF in cornea was detected with immunohistochemical assay, and the microvessel quantity was counted as well.
利用免疫组化的方法检测血管内皮生长因子（VEGF）的表达，并在显微镜下进行微血管计数。
The growth state of CNV was observed, the expression of VEGF in cornea was detected with immunohistochemical assay, and the microvessel quantity was counted as well.
利用免疫组化的方法检测血管内皮生长因子（VEGF）的表达，并在显微镜下进行微血管计数。
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