有凹的

The back of the thigh.rear gunsight having an open notch instead of a peephole or telescope.

在瞄准器的后部有一个开着的凹口取代了原来的窥视孔或望远镜。

An element of a vector space.rear gunsight having an open notch instead of a peephole or telescope.

在瞄准器的后部有一个开着的凹口取代了原来的窥视孔或望远镜。

To cut a notch in.rear gunsight having an open notch instead of a peephole or telescope.

在瞄准器的后部有一个开着的凹口取代了原来的窥视孔或望远镜。

This paper studied the case that there is a known point of tangency of a circle and a parabola while the center of the circle is on the recession of the parabola.

应用数形结合的方法，研究了已知圆与抛物线有一个切点，而圆心在切点处抛物线的凹向的情形。

In addition, make note that maintaining the net clean, clear 10 adherent dirt, debris or oil pollution, but also always check silicone rubber roller surface is not affect the normal production of scratch and Dent, abnomity high., and so as not to affect the Peel strength composite products.

此外，还要注意保持各工装的清洁十净，及时清除粘附在表面上的灰尘、杂物或油污，还要经常检查硅橡胶压辊表面有无影响正常生产的划道、凹坑、碰伤等异常现象，以免影响复合产品的剥离强度。

The most common, the plate-and-frame press, contains caulked , metal septa and a recessed cake space.

最普遍的是板框式过滤机，有可填充的、金属隔片的和凹显空间滤饼的。

Previous literature has shown that when p-polarized wave impinging upon a corrugated metal thin film with a single slit, sharp peaks present on the transmission spectra at wavelengths much larger than the slit width.

先前曾有文献指出当p-极化的光波入射於一个具有单狭缝的属薄膜，并且在属表面制造凹槽阵，在透射的频谱上将会出现剧的峰值。

The fabric sheet has first (2) and second major faces and small pin-prick sized perforations (6) provided therethrough in the centres of surface depressions or chambers (7) of the first major face (2) and corresponding dome projections (8) of the second major face.

织物片有第一(2)和第二主表面还有许多贯通的小针孔设在第一主表面(2)的表面凹坑(7)和第二主表面的相应圆顶状突起(8)的中心。

Shrubs or small trees; flowers emerging from lateral, dwarf branches on second year's growth; perianth membranous, with a winged appendage in fruit; utricle slightly concave; disk inconspicuous.

灌木或小乔木；在秒从侧，矮小的分枝出现的花年的发展；膜的花被，有一翅状附属物在果期；胞果稍凹；花盘不明显。 31 Haloxylon 琐琐属

Small central suppresion scotomas (1° to 2°) are frequently present in microtropia A 4△ prism test which one can use to determine whether foveal suppression is present or not is a simple and quick method among the various employed tests.

微小度数斜视常常出现小的中心性抑制性暗点(1°～2°)。在各种使用的试验中，4△三棱镜试验是一种简单而快速的方法，可用来确定有无中心凹抑制。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。