查询词典 double-face

In truth, Dr Watson, co-discoverer of the double-helical structure of DNA back in the 1950s, had a point.

事实上，在1950年当沃森博士合作发现DNA的双螺旋结构的时候，他的断言的确有一定的道理。

In 1953,Watson and Crick set forth their hypothesis for the double-helical nature of DNA.

1953年，沃森和克里克阐明了他们关于DNA双螺旋结构的假说。

Measurements of this type suggest that the average value for double-helical B-type DNA is 10.5 bp/turn.

这种类型的长度表明B型双螺旋DNA的平均值为10.5bp每圈。

Double-helical gears are well suited for the efficient transmission of power at high speeds.

双螺旋 齿轮非常适合高效率传输功率高速。

In order to broaden the market to respond to market trends in 1994 and the introduction of advanced full-automatic cone double-helical extrusion unit, and injection molding machinery, machine tools and related.

为了拓宽市场领域响应市场潮流于 1994 年引进先进的全自动锥型双螺旋挤出机组，及注塑成型机械，和相关配套机床。

A curved-tooth flank is generated as a continuous geometric feature, as opposed to the flanks of herringbone and double-helical teeth.

一个curved-tooth旁边是作为一个连续产生多少何特征，反对的人字形和double-helical牙齿。

Depending on the method of manufacture, the gear may be of the continuous-tooth herringbone variety or a double-helical gear with a space between the two halves to permit the cutting tool to run out.

根据制造方法，齿轮可能会持续齿鱼骨型品种或双螺旋齿轮同一个空间之间的两半，以准许刀具，以一发不可收拾。

The Flowserve GR series, double-helical, herringbone type gear pumps have long been a workhorse of the general industry.

长期以来，福斯 GR 系列人字齿型齿轮泵已成为一般工业的得力助手。

But under the insertion effect model, and since ssDNA does not have the double-helical struacutre of dsDNA, clinafloxacin does not show any fluorescence quenching effect.

在静电作用模式下，克林沙星与DNA骨架上的磷酸基团发生作用，其对ssDNA和dsDNA的猝灭程度应相等，而在插入作用模式下，ssDNA没有dsDNA的双螺旋结构，克林沙星应不对其发生猝灭作用。

Aluminum welding wire ; chemo-polishing ; product line ; double-helical screw mechanism ; wire velocity control ; MCU system

铝焊丝；化学抛光；生产线；双螺杆机构；线速度控制；单片机系统

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"