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Drupes ovoid or globose; exocarp ± fleshy; endocarp hard. Seeds containing rich endosperm and tiny embryo.

核果的卵球形或球形;外果皮多少肉质;内果皮硬种子有丰富的胚乳和极小的胚。

The result showed that effect of temperature on the growth and toxin production was more prominent than that of salinity or light intensity, and that temperature was the most remarkable factors. When cultivated at 30℃, growth rate of Phaeocystis globosa was higher and more haemolytic toxin was produced with lower cell density.

结果显示,温度是影响球形棕囊藻生长和产毒的显著因子,盐度和光照的影响不显著。20、25、30℃三个温度条件相比较,30℃时球形棕囊藻比生长速率最大,藻细胞产毒能力最强,但所能到达的藻密度最小。

The SDOR value of lobulation and deep lobulation in diagnosing peripheral pulmonary carcinoma was 14.2 and 13.1,respectively.

第二部分球形结核与四周型肺癌的CT征象及鉴别诊断目的探讨肺球形结核和四周型肺癌的CT检查形态学征象,进步对这2种疾病的熟悉。

A method of phase plane is used to investigate the movement of the spherical rolling robot before jumping and its jumping condition is developed.

然后利用相平面法对球形机器人弹跳前的运动进行了分析,得到了起跳条件;利用质点系的达朗伯原理得到了球形机器人弹跳后的动力学模型。

For the self-aligning outer ring and the seat rings between the holes, there is a sphere with the outer ring to match the outer surface of the inner surface of the sphere.

用于调心外圈与座孔间的套圈,有一个与外圈的球形外表面相配的球形内表面。

Supposing the hot end of a bare thermocouple is a global thermometer, the authors built a mathematical model for the heat-exchange-based air temperature measurement with the bare thermocouple, deduced the dynamic response time and the deviation estimate formulas in theory. The formulas can be satisfied under the conditions of global thermometers and contact-type temperature measurement.

文中假设裸露热电偶的热端为一球形温度计,建立裸露热电偶热传导测量空气温度的数学模型,从理论上给出其热传导测量空气温度的动态响应时间和最大温度误差估计式,从而可知只要球形温度计在接触式测量温度时得到其动态响应时间和最大温度误差即可满足所求公式。

Chelator-assisted hydrothermal method for growing ZnO nanopricks ZnO nanopricks were formed while 0.3 mol/L diaminoethane, 3 mol/L butylamine and 0.25 mol/L EDTA were used as chalators to react with zinc foil at 100℃ for 12 h.

络合物水解法制备ZnO球形颗粒利用酒石酸锌的水解反应,在水溶液中制备了由超细颗粒组装的ZnO球形颗粒,XRD、HRTEM检测结果表明颗粒为纤锌矿ZnO多晶结构,在溶液中添加乙二醇,产物的尺寸和分散性得到了改善。

The results show that, by the way of optimizing preparation condition, the spherical zirconia powders with suitable particle size distribution are prepared using chemical precipitation method. Using heterogeneous chemical precipitation coating technique, the sph, erical nickel coated zirconia powders are prepared and the heterogeneous nucleation can be done on the surface of spherical zirconia powders. The thickness of coated layer, homogeneous degree and crack of surface can be controlled by the way of controlling powder concentration, adding rate of reactants feeding and adding surface active agent.

研究表明,采用化学沉淀法,通过优化制备工艺条件,可以制备粒径分布较均匀的球形氧化锆粉体;利用非均相化学沉淀包裹技术制备的金属镍包裹氧化锆微球粉体,球形氧化锆颗粒表面作为异相成核的场所,通过控制颗粒浓度、加料速度以及添加表面活性剂等工艺条件,可以调控包裹层厚度、表面均匀度以及表面裂纹等。

Trees evergreen; trunk monopodial, straight; branches nearly whorled; branchlets ridged and grooved, with each leaf borne on a persistent, peglike base; short branchlets absent; winter buds ovoid, conical, or subglobose, resinous or not, scales on terminal buds recurved or not, persistent at base of branchlets.

常绿乔木树干单轴分枝,直;分枝差不多轮生;小枝具脊和凹槽,有每叶生于一持久,钉状基础;短小枝无;卵球形,圆锥状的冬芽,或近球形,与否树脂,由顶芽开出的鳞片与否,宿存在基部的小枝。

The preparation of three different shapes a-Fe2O3 nano-particles by means of force hydrolyzation was discussed in this paper. By controlling the experimental conditions (Fe3+ concentration, acidity, reaction time, reaction temperature etc.), the particles with different shapes (ellipsoidal, pseudocubic, sphere) were obtained.

本论文采用强迫水解法制备了三种不同形貌的α-Fe_2O_3水溶胶,通过对反应条件Fe~(3+浓度、酸度、反应温度、反应时间等的控制获得了不同形貌(椭球形、球形、准立方体形)和粒径的α-Fe_2O_3,并利用浸渍—提拉法制备了α-Fe_2O_3纳米粒子薄膜。

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The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力