查询词典 double-ripper

X-ray determining indicates that xanthan gum has a antiparallel double helices conformation,on which its special properties of water solution base.

经 X －射线测定，黄原胶呈反向双螺旋机构，并可形成具有网状结构的次生构造。

All breeders are in favor with shape breeding and long for the new cultivars with higher ornamental value, especially double flowers with its noble and plump beauties. Studies with eudicots of Arabidopsis thaliana and Antirrhinum majus led to the ABC model of flower development.

长期以来，百合花形育种一直是人们关注的最重要的育种目标之一，人们希望获得具有更高观赏价值的花卉新品种，比如重瓣花，它具有的高贵丰满之美，促使人们在各种花卉中都希望获得重瓣的突变体。

The ways of new type of coating has been developed with double functions of removing rust and antirust.

研究一种以水为溶剂具有除锈防锈双重功能的底面合一涂料的制备方法。

Results show that, the double side excitation method, compared with the traditional single side one, can inhibit the multi-mode characteristic of Lamb waves and generate fundamental symmetric and antisymmetric modes at the relatively low exciting frequency. It can heighten the exciting effect and make it easy to analyze monitoring signals.

研究结果表明：与传统的单面激励方法相比，该激励方法能够抑制Lamb波的多模式特性，在频率较低的情况下可实现基本对称或反对称模式的产生，提高了Lamb波的激励效果，便于监测信号的分析。

From the perspective of meaning, three classes of the rhetoric of double meanings are divided: polysemy, synonymy and antonymy.

第三章"双重意义修辞的建构和接受过程"，主要从言语施为者和接受者两个不同的角度，研究双重意义修辞的动态运作过程，和第二章的静态描写、剖析相得益彰。

The various colours significant of various degrees of vitality (white, yellow, crimson, vermilion, cinnabar): their degrees of brilliancy: their magnitudes revealed up to and including the 7th: their positions: the waggoner's star: Walsingham way: the chariot of David: the annular cinctures of Saturn: the condensation of spiral nebulae into suns: the interdependent gyrations of double suns: the independent synchronous discoveries of Galileo, Simon Marius, Piazzi, Le Verrier, Herschel, Galle: the systematisations attempted by Bode and Kepler of cubes of distances and squares of times of revolution: the almost infinite compressibility of hirsute comets and their vast elliptical egressive and reentrant orbits from perihelion to aphelion: the sidereal origin of meteoric stones: the Libyan floods on Mars about the period of the birth of the younger astroscopist: the annual recurrence of meteoric showers about the period of the feast of S.

357显示出不同程度之生命力的缤纷色彩（白、浅黄、深红、朱红、银朱）；诸星之亮度；一直包括到七等星、以等级标志的诸星之大小；诸星的位置；御夫座；沃尔辛厄姆路；大卫的战车；土星光环；螺旋星云凝固后形成有卫星的恒星群；两重大阳相互依存的旋转运动；伽利略、西蒙。马里乌斯、皮亚齐、勒威耶、赫歇耳、加勒等人各自独立地同时所做的发现；波得和开普勒所尝试的距离的立方与回转次数的平方的体系化；多毛的众彗星那几殆无限的被压缩性，以及自近日点至远日点那广漠的远心的重返大气层的椭圆轨道；陨石的恒星之起源；年纪较轻的天体观测者诞生的那个时期火星上所出现的"暗波"现象；每年在圣劳伦斯节前后降落的陨石雨；每月都发生的所谓"新月抱旧月"现象；关于天体对人体的影响的假定；威廉。

According to the method based on integrated optical principle, we develop a kind of optical aplanatic double-convex asphencal waveguide lens.

该方法根据集成光学原理，研制了一种非球面消球差双凸波导透镜。

In view of globe lens grinding, multi-component glass substrate ion exchange and crystallization of the glass substrate of light and heat, a method is proposed for designing, manufacturing aplanatic double-convex aspherical waveguide lens and testing its parameter.

针对微透镜制作采用的球透镜研磨，多组分玻璃基板离子交换，结晶化玻璃基板光热法，本文提出非球面消球差双凸波导透镜设计、制备及参数测试方法。

As substitute for fluorite lens,a double-layer DOE is used in a long focal-length apochromatic objective lens.

0引言表面微结构衍射光学元件在现代光学系统中的应用越来越广泛[1-2]。

As substitute for fluorite lens, a double-layer DOE is used in a long focal-length apochromatic objective lens. The modulation transfer function of this hybrid optical system is suggested for evaluating diffraction efficiency of the multilayer DOE. The results show the diffraction efficiency has a wide and symmetrical distribution in the whole waveband.

利用双层衍射光学元件替代萤石透镜校正混合光学系统的二级光谱，设计并制作了一套长焦距物镜，并利用系统调制传递函数评价了多层衍射光学元件衍射效率，测试结果表明衍射效率在整个设计波段内以较高的数值平均分布。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷