查询词典 threshold intensity

According to the change of material's performance, the luminous intensity of optical fiber is also varied and inspected by the luminous intensity meter. The static resistance meter is also used to measure the transformation of the composite material.

使用光功率计检测空心光纤光强输出的变化量，并利用静态电阻测量仪检测复合材料本身的变化，依此来判别空心光纤承载压缩的能力。

The RRS intensity was enhanced obviously after the drugs and DNA reacting with each other, which indicated the formation of new products for the maximum peak appeared at around 375 nm with slight red shift. Then the Cu ion was added into the system to form a ternary system, and the RRS intensity was enhanced significantly, when the enhanced spectral value was directly proportional to the concentration of the DNA. Thus a highly sensitive method could be obtained for determining DNA and the detection limit of the experiment reached 9.7 ng/mL for the RFSV system.

两者反应形成结合产物后其RRS明显增强，并在375 nm左右出现最大散射峰，且有不同程度的红移和散射增强，说明两者结合成新的产物；加入Cu2＋离子后， Cu2＋与利福霉素抗生素及DNA形成三元复合物，此时将导致RRS进一步剧增，而且RRS光谱增强值与DNA浓度呈正比，因而可用于DNA测定具有较高的灵敏度，实验对ctDNA的检出限为9.7 ng/mL (RFSV-Cu2＋- ctDNA体系)。

Finally obtains, introducing right amount of metallographic phase Al, Al-CuO thermit in the Al2O3 base ceramic aggregates, spraying Ni-Al alloy as the first floor,and carring on heavymelt processing after spraying can effectively reduce the thermal stress and enhance the union intensity and thepolymerization intensity of the ceramic coatings, thus can enhance the thermal-shock resistance in large scale.

最后得出，在Al2O3基陶瓷骨料中引入适量金属相Al，Al-CuO系铝热剂；喷涂Ni-Al打底层；喷后进行重熔处理可有效降低热应力，提高陶瓷涂层的结合强度和聚合强度，从而大幅度提高其抗热震性能。

This paper studied on domestication of plantlets in tissue culture and rapid propagation of Dendrobium loddigesii Rolfe which dealed with the different medium composed of gravel, rotten soil, perlite, turves, sawdust and china clay, in the different light intensity and temperature. The results showed that the best selection of medium on the domestication was 10cm gravel in bottom, rotten soil + sawdust + perlite,(5:1:1) in the middle part ,5cm greenness bryophyte on the surface.the best selection of medium on the transplantaion of plantlets in vitro of bramble,and light intensity was employed harf overshadow by adumbral net,temperature confined 14℃－28℃.

本文研究了环草石斛组培苗炼苗的影响因素如光照强度，温度以及基质等，初步获得环草石斛组培苗炼苗生产技术：能进行人工光、温、水控制的如塑料薄膜大棚内进行环草石斛组培苗炼苗，光照强度的要求是使用遮阳网半遮阴；温度控制在14℃－28℃；出瓶苗要求株高2～5cm，叶片4～7，根数3～8；组培苗炼苗基质为底层是约10cm厚的碎石，在碎石上面是腐殖土+锯末+珍珠岩(5：1：1)，最上面是一层5cm厚的新鲜苔藓。

An unit initial stress method to calculate stress intensity factor is introduced, which uses the degradation of the 1/4 node singular unit, calculates the stress through the crack tip close to the best stress point, and gets the stress intensity factor.

提出一种计算应力强度因子的单元初始应力法，该法采用退化的1/4节点奇异单元，通过近裂尖最佳应力点应力进行求解，进而求得应力强度因子。

In order to design a high performance laser Doppler velocimeter, the relationship between the signal intensity of laser Doppler and the diameter of spot was analyzed using the speckle theory, and the calculation formulas of the Doppler current was given based on functional theory. The polarization characteristic of scattered light and its intensity distribution were investigated.

为了设计高性能的激光多普勒测速仪，运用散斑理论详细分析了激光多普勒信号的强度与散射光斑大小的关系，结合泛函理论给出了计算多普勒电流的散斑表达式，并通过实验的方法研究了回波信号的偏振特性及其强度分布。

The results show that the turbulence intensity, fouling cleaning intensity and pressure drop increase with the increase of flow velocity, particle size and the volume fraction. The effect of liquid-solid fluidzed-bed cleaning fouling depends on the reasonable combination of flow velocity, particle size and the volume fraction. Through an integral consideration of water saving and energy saving and uniformity of fouling cleaning, the optimum flow velocity of flow, particle size and volume fraction are 2.0 m/s~2.5 m/s, 3 mm~4 mm and of 5%~8 vol%, respectively.

结果表明：流体的湍流强度、壁面污垢清洗强度和压力降均随流速、颗粒粒径和体积分数的增加而增加；液固流态化清洗防垢除垢效果取决于流速、液固颗粒粒径和体积分数的合理组合；综合考虑节水节能及污垢清洗的均匀性，高炉冷却壁的最佳流速为2.0~2.5 m/s，固相颗粒粒径为3~4 mm，体积分数为5%~8%。

With the improvement of the structural complication and strength index of the engine structure, during the work process, the bending-shaft produce bent and torsion because of the action of periodicity variational air pressure, inertia pressure evocabled by the to-and-fro and whirligig motion and torque, therefore, engine bending-shaft must be provided with the preferable fatigue intensity and the structure rigidity through making use of the material of high intensity and the reasonable forging technique.

随着发动机结构的复杂化和强化指标的不断提高，曲轴在工作过程中，由于受到周期性变化的气压力、往复和旋转运动引起的惯性力以及弯矩、扭矩的共同作用，既产生弯曲又出现扭转，这就要求发动机曲轴具有高的疲劳强度和结构刚度。

Based on the whisht intensity analysis to the tranversing pipeline, affected factors to moving intensity is analysed and calculated in two aspects, including the flux load and vibration mainly emerged from landscape orientation flux load.

在对穿越管道进行静强度分析的基础上，从管道所受到的水利荷载和主要由横向水利荷载引起的振动两方面对穿越管道的动强度影响因素进行了分析计算。

Analyzed the effect rule of the radius of hole on the worktable to other parts, such as the intensity of middle part of worktable, the intensity and distance of top board.

归纳了工作台的开孔圆角半径对工作台中间部分的强度和上板的强度、位移的影响，以及中间结构宽度对上板的强度和刚度的影响。

We stopped by the old fashion ice cream parlor Manhattan Beach Creamery for some refreshment. The "No Shoes, No Shirt, No Problem" sign on the wall epitomizes the beach lifestyle.

我们去商店区的一家老式冰淇淋店坐坐，墙上挂著「没鞋，没上衣，没问题」的牌子完全捕捉了海滩生活的随性及风格。

"If therefore", argues Bellarmine we can offer our prayers and our satisfactions in behalf of those detained in purgatory, because we are members of the great body of Christ, why may not the Vicar of Christ apply to the same souls the superabundant satisfaction of Christ and his saints--of which he is the dispenser?

" "因此，如果"，认为贝拉明（德indulgentiis ，十四）"我们可以提供我们的祈祷和我们满意的代表那些被拘留在炼狱，因为我们是成员的伟大基督的奥体，为什麼可能不是牧师基督适用於同样的灵魂满意的过剩是耶稣和他的圣人-他是在配药？