彗星气状星体中松动的冰块也许比固态的小行星还要可怕,况且科学家们还不清楚如何去对付那些更不稳定的“亲戚们”。
The loose chunks of ice debris within a comet's gaseous body might also prove more of a nightmare than solid asteroids, and scientists still don't know exactly how to deal with the rockier Cousins.
钠蒙脱石能被冷冻干燥成气凝胶——类似海绵状的物质。
Sodium montmorillonite can be freeze-dried into a spongelike material known as an aerogel. Aerogels are famously fragile.
在水生植物中,是没有栅状叶肉细胞的,所以有很多胞间隙(气室)以增加浮力。
In aquatic plants, the palisade cells are absent so that there is more intercellular Spaces (air Spaces) for buoyancy.
目的建立一种新的小鼠气道上皮杯状细胞增生和粘液高分泌模型。
Aim Establish a novel mouse model of airway goblet cell hyperplasia and mucus hypersecretion.
新型反应器采用蜂窝状断面结构,机械分离与气浮原理相结合的三相分离器。
BFCR has honeycomb formed cross section and three phase separator, and theory of the separator is mechanical separation and air flotation.
采用气凝胶与干凝胶两种催化剂载体通过化学气相淀积方法制备出螺旋状的碳纳米管。
Helical carbon nanotubes were synthesized by a chemical vapour deposition method from both silica aerogels and silica xerogels containing catalysts.
通过油-气-水弹状流的实验研究发现,该模型的数值模拟结果与低压工况下的实验值符合得较好。
Based on the experimental study of oil gas water slug flow, the numerical simulations of this model agree well with experimental data under the condition of low pressure.
采用水平—下降管组合法测量了垂直下降管内油气两相流动在泡状和弹状流下截面含气率的值。
The void fraction in downward gas oil two phase flow in vertical tube is measured with the combined method of horizontal downward vertical tube for the two flow regimes(bubbly and slug flow).
弹状流是垂直管内气液两相上升流中的一种重要流型。
Slug flow is one important flow patten for upward gas-liquid two-phase flow in vertical tube.
山西西部柳林鼻状构造处于鄂尔多斯盆地东缘的河东煤田中段,是我国煤层气勘探的重要选区之一。
Liulin nose structure located in the central Hedong coal field, eastern Ordos Basin, Western Shanxi Province, is one of the most important regions chosen for exploration of coalbed gas.
激波附近,明亮的蓝色指状物(左下)几乎全由铁原子气组成。
The bright blue fingers located near the shock wave on the lower left are composed almost purely of iron gas.
本模型是计算垂直油-气-水三相弹状流中液相的连续相为水相时的压力降的有效方法。
The model is an effective method, which can be used for pressure drop of oil gas water three phase vertical upwards slug flow in which the continuous liquid phase is water phase.
目的:研究恒牙早期青少年不同矢状骨面型上气道宽度及舌骨位置,从而探讨阻塞性睡眠呼吸暂停综合症发病与矢状骨面型的关系。
Objective: The purpose of this study was to investigate various upper airway widths and tongue positions according to different Angle classification in adolescence.
边界反映、地层压力快速下降及生产气油比迅速增大都说明该层储量有限,表现出透镜状油藏的特征。
Boundary response, fast drop of reservoir pressure and rapid increase of producing gas oil ratio all show limited oil in place of the formation, which behaves like lenticular reservoir.
该机构解释称:天然气水合物是一种自然形成的、天然气和水的冰状混合物,多在世界各大洋和极地地区出现。
The agency explained that natural gas hydrates are a naturally occurring, ice-like combination of natural gas and water found in the world's oceans and polar regions.
担孢子萌发形成的菌丝较为浓密,呈白色短绒状,气生菌丝不明显,生长缓慢。
Mycelia sprouted from single spores were denser, appeared white floss-shaped, had no evident mycelia in the air, the growth was slow.
无数并列的囊状气道可能与“单纯”的纤维性蜂窝难以鉴别。
The juxtaposition of numerous cystic airways may make the distinction from "pure" fibrotic honeycombing difficult.
页岩气储层的基质渗透率非常低,并且存在次生矿物填充的簇状“天然”裂缝。
The matrix of shale reservoirs is featured by extremely low permeability and there are clustered natural fractures filled with secondary minerals.
利用光纤探针试验研究垂直上升管内气、水、油三相弹状流截面相份额的规律。
An optical fiber probe is used to study the cross-section of oil-gas-water three-phase slug flow in vertical tubes.
上述结果提示GSK3可能参与猪气道上皮细胞的鳞状分化。
Taken together, these data suggest that GSK3 is possibly involved in squamous differentiation of pig airway epithelial cells.
天然气水合物是由水分子和天然气分子在一定温度和压力下形成的似冰雪状结晶化合物,又称笼形水合物或“可燃冰”。由于形成天然气水合物的气体主要为甲烷,因而也常被称为甲烷水合物。
Gas hydrate is a ice-like crystalline compound, formed by water molecules and natural gas molecules under certain temperature and pressure conditions, also called clathrate hydrate or "fire ice".
③每立方米天然气的运输费用随每天运输量的增加呈波形衰减状而逐渐降低,最后将趋近于一个相对稳定的值。
The transport cost per cubic meter of natural gas is gradually decreased in waveform with the rising of transportation volume per day, finally turns to a relatively stable value.
③每立方米天然气的运输费用随每天运输量的增加呈波形衰减状而逐渐降低,最后将趋近于一个相对稳定的值。
The transport cost per cubic meter of natural gas is gradually decreased in waveform with the rising of transportation volume per day, finally turns to a relatively stable value.
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