The desired operator is the spike doublet of Figure 40

欲求的因子为图40那样的脉冲偶极子。

属类：综合句库--

A series of small linearly spaced holes or cuts on a form to facilitate tearing along a desired line.

在表格纸上，为便于沿指定线撕开而设计的一连串以小间隔排列成线状的穿孔或缺口。

属类：综合句库--

In electronics, undesirable low frequency currents interfering with a desired signal, and usually caused by a poorly screened alternating mains supply.

在电子学领域，一种不希望发生的低频电流，它干扰所要求的信号。通常这种现象是由于交流供电线路屏蔽不良引起的。

属类：综合句库--

The satisfaction derived from this act was all that the most ardent moralist could have desired

这个行动使自己得到了连最热心的慈善家都希冀得到的满足。

属类：综合句库--

The work leaves much to be desired .

这工作极不令人满意。

属类：综合句库--

Such additions to the negative paste produced the desired performance with the use of synthetic separators

这类负极板添加剂随着使用合成材料隔板而产生合乎需要的性能。

属类：综合句库--

extraordinary as it sounds, foreign students have been known to select an institution solely on the basis of its reputation, without bothering to find out if the desired program was offered

这听来似乎很奇怪，可是曾经有过外国留学生完全只是根据学校的名誉选定学校，并没有查明该校有没有他要学的课程。

属类：综合句库--

These seedlings may be budded in the field to desired varieties

这些实生苗可以在田间把所需要的品种芽接上。

属类：综合句库--

These are useful in hard rock mining where high brisance, high shattering effects, are desired

这种炸药，对需要高威力、高破碎效应的坚硬岩石矿，是有用的。

属类：综合句库--

In auto operation, the desired lens aperture is selected by the user while the camera automatically and continuously controls the corresponding shutter speed between 1\2000 and 32 seconds.

自动摄影时,用者可选择所需光圈,而选举将会自动或连续地控制相机的快门速度

属类：产品说明书-操作说明-照相机(从1\2000秒到32秒)