查询词典 conical helix

Because of this, it is usual to specify the lead angle on the worm, which is the complement of the worm helix angle, and the helix angle on the gear; the two angles are equal for a 90-deg.

因为这，叙述是平常的那领引角度在虫上，是那补足物虫螺旋角度，和螺旋角度在那之上齿轮；二个角度是对手为 90 deg 。

This kind of configuration suits the multi-nucleotide chain's purine pyrimidine alternate area. in 1989, the American scientists with scanning tunnel electron microscope law visual observation double helix DNA double helix DNA ︰ in 1952, Austrian lineage US biology chemist Zha Qiefu (E.chargaff,1905-) have determined in DNA 4 kind of basic group content, the discovery gland fat ling and thymine quantity are equal, the bird fat ling and cytosine quantity is equal.

这种构型适合多核苷酸链的嘌呤嘧啶交替区。1989年，美国科学家用扫描隧道电镜法直接观察到双螺旋DNA 双螺旋DNA︰1952年，奥地利裔美国生物化学家查伽夫（E.chargaff，1905—）测定了DNA中4种碱基的含量，发现其中腺膘呤与胸腺嘧啶的数量相等，鸟膘呤与胞嘧啶的数量相等。

However, when the helix angle are not equal, the gear with the larger helix angle should be used as the driver if both gears have the same hand.

然而，当节面角不是相等的时，应该使用与更大的节面角的齿轮作为司机，如果两个齿轮有同一只手。

However, when the helix angle are not equal, the gear with the larger helix angle should be used as the driver if both gears have the same hand.

但是，当螺旋角不相等，则齿轮与大螺旋角应作为司机，如果这两个齿轮具有相同的手。

However, when the helix angle are not equal, the gear with the larger helix angle should be used as the driver if both gears have the same hand.

然而当该齿的斜角不相等时，如果两个齿轮具有相同齿向的话，大斜角齿轮应用作主动齿轮。

Region of the homeodomain shows homology with the helix-turn-helix motif of prokaryotic repressors.

图29.10比较了三个螺旋区的序列，序列保守性最多的部分在第三个螺旋。

According to the helix theory , In almost all structures of organic compounds exist helices, helix structure is the basic reason of the molecular optical rotation.

螺旋理论认为，几乎所有的有机化合物结构中都存在螺旋，螺旋结构是导致旋光性的根本原因。

The coil is a conical helix.

线圈是一个圆锥形螺旋。

The work of this article is mainly focused on the following sections: a Detailedly expatiated temperature distributing of the solid transportation section in extrusion process of the conical twin-screw extruder, helix equation and the theory about extrusion output and solutions to them etc.

本论文的研究工作主要集中在以下几个方面： 1、较为详细地阐述了锥形双螺杆挤出机挤出过程中固体输送段的温度分布方程、螺旋线方程以及挤出产量的理论求解方法等。

According to requirements of engineering design, antenna efficiency and broadband impedance match network, conical antenna is defined as unit antenna after comparing the electric apparatus and element forms of cage antenna and conical antenna.

从工程设计角度出发，根据天线效率和宽带阻抗匹配网络要求，在比较笼形和锥形两种天线的电气和结构性能之后，确定锥形天线为单元天线。

Apllied the data of QuickBird-2——the highest resolution remote sensing,and based on the theory and methodology of fractal geometry,we have quantitatively studied remote sensing lineations in Gaolong gold deposit of Guangxi.

采用Quick Brid-2高分辨率卫星遥感数据，通过分形几何学的盒计维数法，定量研究广西高龙金矿区遥感线性构造。

So, sometimes, to change the color can not be your food (referring to the above-mentioned crustacean) has been a sign of boiling over.

所以，有时，来改变颜色，不能你的食物一直是沸腾了的迹象。