负载型磷钨酸催化剂催化活性中心突出,分布均匀,克服了磷钨酸直接作为催化剂比表面小,反应后不易回收等缺点。
It was shown that the active centre of catalyst was increased and distributed equably by increasing the specifics surface area of catalyst.
陷阱可以是任何放置在地面上的小容器,其顶部与周围的表面齐平,并装满防腐剂。
A pitfall trap can be any small container placed in the ground with the top level with the surrounding surface and filled with a preservative.
大多数地面调查都需要走很多的路,寻找一些表面上的线索,比如陶器的小碎片。
Most ground surveys involve a lot of walking, looking for surface clues such as small fragments of pottery.
诱饵放在地上时,应放在小纸卡上或其它平坦的浅色表面上,或放在试管或小瓶子里。
When placed on the ground, baits should be situated on small paper cards or other flat, light-colored surfaces, or in test-tubes or vials.
现在归类于矮行星的冥王星是那么小,那么远,对天文学家来说,其表面一直是个谜。
Pluto, now classed as a dwarf planet, is so small and so distant that its surface has been a mystery to astronomers.
尽管月球是固体岩石表面,小的潮汐隆起实际上也会发生。
Even though the Moon has a solid surface of rock, small tidal bulges actually occur.
月亮作了最后一次猛冲,穿过大桥弯曲的铁栅栏,一头向大海扎去,像块砖一样冲进海水里沉没了,只在海水表面留下无数小的泡沫。
The moon made a last dash, traversed the curved grillework of the bridge, tipped toward the sea, crashed into the water like a brick, and sank, sending thousands of little bubbles to the surface.
可是,月球磁芯有点小,并且用这个理论看,月球表面磁场力还存在一些疑问。
However the small size of the Moon's core and the required surface magnetic field strengths were problematic for this theory.
有时月球表面会出现小裂缝,而且会有气体从中溢出。
Sometimes tiny fractures appear at the surface, and gas escapes.
我们花了90分钟时间把这个迷你机械生物组合好、它可以走过大多数平坦的表面,甚至紧实的沙地和小斜坡。
Ours took about 90 minutes to assemble and walked across most flat surfaces, even packed beach sand and slight inclines.
装一桶温肥皂水,拿一块柔软的布彻底擦拭表面和小物件上的灰尘。
Fill a tub with warm soapy water and use a soft cloth to wipe down surfaces and nick-nacks to remove any of the dust.
海洋上大致水平方向的小波纹是表面流,图片右侧内波在海洋上划出了长长的对角线。
The tiny wrinkles running roughly horizontally across the ocean are surface waves. Internal waves paint long diagonal lines across the ocean on the right side of the image.
Spaser利用表面等离子震动波,他的波长要比光波小。
It utilizes surface plasma waves, which have a wavelength that can be smaller than the light it creates.
这种想法认为全部并非表面看到的那样,即一小撮权势之人掌控着伴随着我们的世界事件的发生。
The idea that all is not as it seems, that a small cabal of powerful people control world events has always been with us.
近来她还发现在岩石的表面上粘了一个黑色天然的小雕像。
Recently she found a black virgin statuette cemented to the rock face.
结果,它们不可避免被拉出来,皮肤表面还有小裂口。
But they inevitably would get pulled and have small tears on the skin as a result.
这些球状的蛋白质中最为重要的是一个相对较小的叫做脂质转运蛋白1,还有一种较大的叫做Z23,它们比洗发水里的表面活性剂离子化程度要小并且也少得多。
Those globular proteins, most importantly a relatively small one called lipid transfer protein 1 and a larger one called Z23, are less ionizable and less plentiful than the surfactants in shampoo.
检查时可发现该肿瘤有如下特征:无痛性结节,表面光亮呈蜡样,质硬不活动,有珍珠般光泽,边缘卷曲且有小的扩张血管。
On examination the tumor may have the following characteristics: painless nodule, shiny and waxy, indurated, firm and immobile, pearly, rolled border, and small telangiectatic vessels.
在我的墙拼块作品中,我把作品表面分成小的区域和单位。
In my wall pieces I am dividing the surface into smaller areas and units.
被正式称为学院奖的奥斯卡小雕像,表面镀有一层24k的黄金。
The Oscar statuettes, officially dubbed the Academy Award of Merit, have a 24-karat gold plating on their surface.
这块陨石是有磁性的,张宝林手里的一个小磁铁环,就被吸附在陨石表面。
The meteorite is magnetic, Baolin the hands of a small magnet ring, was adsorbed on the meteorite surface.
一个燃烧完的星球可能坍缩到如此之小的半径,以致在其表面附近,广义相对论效应相当重要。
A burnedout star could collapse to so small a radius as to make the effects of general relativity quite important near its surface.
酸性PH值和头发上的微量的负电荷相互作用,以此来帮助毛小皮,即头发表面的一层,保持表面光滑平整。
The acidic pH interacts with the hair's slightly negative charge to help the cuticle, the outer layer of the hair, maintain a smooth, flat surface.
麻面:在任何成品零件的表面上出现的小的黑色的麻点,这是不希望的缺陷。
PITTED: Small indentations appearing as black dots on finished surfaces of any piece of product; undesirable surface defects.
高尔夫球表面的小突起,也能起到促使分离的作用,但突起对流动的干扰有些难以控制,造成一些侧向力(也可以叫升力)。
Golf surface of small, yea, also can have prompted separation function, but the bumps of the flow interference some difficult to control, causing some lateral force (also can call lift).
由于我们的房间很小,所以经常会选择到房间的表面、边沿或者一角——单元的region可能会比最大的27元素(3x3x3)子集要小。
Given our small room dimensions, picking a cell at a room surface, edge, or corner is rather common — the region of a cell is likely to be smaller than the maximum 27-elements of a 3x3x3 subsection.
当这个小装置以每秒60亿周的高频速度振荡时,它表面的“压电”材料会产生一个很容易被检测到的振动电场。
As the doohickey hummed away at a very high frequency-a whopping 6 billion cycles per second-the "piezoelectric" material in it produced a warbling electric field that was easy to detect.
现在,救济工作逐渐让位于漫长而艰巨的重建进程,在这种情况下,阿卡玛再次忙碌于帮助这一饱经风霜的小渔村恢复表面上的常态以及重建村民们支离破碎的生活。
As relief now gives way to the long and difficult process of reconstruction, it is Akkamma's duty once again to assist her small and hardy community in regaining a.
松香肿块表面有许多小的体积比,不氧化后,显着。
Lumps of rosin have much smaller surface to volume ratio and do not oxidise significantly.
松香肿块表面有许多小的体积比,不氧化后,显着。
Lumps of rosin have much smaller surface to volume ratio and do not oxidise significantly.
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