The subject dynamic system of independent innovation is constituted by outer driving force,vicinity driving force and inner driving force.
自主创新的主体动力系统由外围动力、周围动力和内驱动力三个子系统构成,其中外围动力是基础,周围动力是保障,内驱动力是积极创新的灵魂,同时它们之间又相互制约、相互影响,共同激发人的创新激情和探索行为。
Achieving the time-dividing point between VIB and VIDU is the first procedure for separating the VIDU from the total vibration of surrounding rock.
初步研究结果表明,高地应力条件下隧洞爆破开挖过程中围岩振动是由爆炸荷载所诱发的振动和开挖轮廓面上的地应力动态卸载所诱发的振动叠加而成,但在实测的时域振动波形中,这2种荷载所分别诱发的振动并没有明确的分界点,这给地应力动态卸载研究带来很大不便,而确定此分界点是分离动态卸载振动的关键一步。
Research of vibration period for overweighted compound pendulum;
加配重复摆振动周期的实验研究
Influence of air resistance on the vibration period of compound pendulum;
空气阻力对复摆振动周期的影响
The acceleration and differential equations of motion of a single pendulum with variable suspension point and length are obtained by two methods; the condition of periodic vibration of globule is analyzed; the position of maximum value of angle velocity is discussed and the phase diagram is given by the computer.
用两种方法导出了变悬点变摆长单摆的加速度和运动微分方程 ,分析了小球作周期振动的条件 ,讨论了角速度取最大值的位置 ,并通过计算机数值计算 ,画出了小球作周期振动时的相
A solution to the periodic vibration of strongly nonlinear symmetric oscillators is given.
给出一类强非线性对称振子周期振动的一种解法。
The periodic vibration of Terfenol-D rod as a key structural element in linear magnetostrictive actuator is numerically analyzed.
对Terfenol-D杆的周期振动问题进行了数值分析。
Diagnosis of Peripheral Arterial Embolism by Two-dimensional and Color Doppler
二维彩色多普勒超声诊断周围动脉栓塞
The Inflammation Injury in Lung Tissue of Rat Model with Perpheral Arterrial Occlusive Diseasis;
周围动脉闭塞症大鼠模型肺组织的炎症损伤
Endovascular stenting treatment for peripheral arteriosclerosis obliterans
周围动脉硬化闭塞性疾病腔内支架治疗
Percutaneous transluminal treatment for stenotic and occlusive lesions of peripheral artery
周围动脉急慢性闭塞疾病的综合介入治疗
Research on related factors of peripheral arterial diseases in patients with type 2 diabetes
2型糖尿病患者周围动脉疾病相关因素调查
The Effect of Arterial-Venous Impulse Foot Pump on Popliteal Artery Haemodynamic Parameters in the Elder with PAOD
动静脉足泵对老年周围动脉硬化闭塞症患者腘动脉血流动力学参数的影响
The Epidemiologic Survey for Peripheral Arterial Occlusive Disease in Eldely on the Wanshoulu Area, Beijing;
北京万寿路地区老年周围动脉硬化闭塞病的流行病学调查
A Follow Up Study on Comprehensive Intervention of Risk Factors in Metabolic Syndrome;
代谢综合征多重危险因素干预及其对周围动脉硬化的影响
The Prevalence Survey for Peripheral Arterial Occlusive Disease(PAOD) in Elderly People with Lipoprotein Abnormalities;
周围动脉硬化闭塞症在老年血脂异常人群中的现患率调查
Effects of Atorvastatin for Peripheric Atherosclerosis Obliterans
阿托伐他汀治疗周围动脉硬化性闭塞症的临床观察
Pulmonary arteries taper towards periphery.
肺动脉向周围逐渐变细。
Morphological differences between internal carotid-posterior communicating artery bifurcation aneurysm and vessels around the infundibulum
颈内动脉-后交通动脉分叉部动脉瘤与动脉圆锥周围血管的形态学差异研究
MSCT Evaluation of the Relation between Vertebral-basilar Insufficiency and Vertebral Artery and Its Neighboring Structure;
VBI与椎动脉及其周围结构关系的MSCT评价
Diagnostic value of 16-slice spiral CT in peripheral pulmonary lesions invading segmental and inferior segmental pulmonary arteries
MSCTA对肺周围病变侵犯段以下肺动脉的诊断价值
SSD could display clearly the origin, size, shape and adjacent anatomy relationship of main renal artery.
SSD均能很好显示肾动脉主干的起源、小、态及与周围的解剖关系。
Summons a Pulse Nova every second to damage nearby enemies.
一级-启动脉冲新星，每秒造成周围敌方单位66点（8点）伤害。
These cell clusters in the central part of the sinus node are all around the sinus node artery.
窦房结中心区的细胞集落，全都存在于窦房结动脉周围。
Methods: (1) 20 antiseptic cadaver specimens were infused by red latex to observe the adjacent structure of head of pancreas;
方法:(1)动脉灌注红色乳胶的防腐尸体20具,观测胰头周围毗邻;
