二种环节动物皆具有闭锁循环系,包括管状的心脏及背血管,腹血管。用大头针标示二标本的下列构造:。
Both annelids possess a closed circulatory system with tubular hearts and a dorsal and ventral blood vessel. In both specimens, pin the following.
方法将天津市1992~ 2 0 0 1年循环系疾病死亡状况进行汇总分析,应用死亡率及潜在寿命损失年数(PYLL)揭示10年的动态变化。
Methods This study analyzed 10-year (1992~2001) diseases of circulatory system mortality trends, and disclosed the 10-year death trend by using death rate and person-years of life lost (PYLL).
这款变形文胸由循环再生聚酯纤维材料制成,文胸的肩带可以系在包上作饰带。
The bra-turned-bag is made of polyester fiber created through recycling. The bra straps can be tied onto the bag as ribbons.
如果我们将太阳在天空中的一年内运转轨迹描出,这将是另一个循环,这平面就是整个太阳系的黄道。
If we plot the position of the sun around the sky in a year, it will mark out a different circle in the sky which is the plane of the ecliptic of the solar system.
这将是另一个循环,这平面就是整个太阳系的黄道。
Different circle in the sky which is the plane of the ecliptic of the solar system.
通过在储氢合金中掺适量的钴系添加剂,可显著提高电池的耐过放能力、合金粉的循环寿命及电极容量。
The over-discharge resist ability of batteries, the cycle life of alloys and the capacity of electrodes can be distinctly improved by mixing appropriate amount of Co additives with alloys.
给出了循环几乎可分解的循环有向三元系的一些直接构造和递归构造。
The direct and recursive constructions for a cyclically almost resolvable cyclic directed triple system are given.
它是由通过前泥盆系的深循环天水形成。
It was formed by the deep circulation of meteoric water through the Pre Devonian systems.
介绍全有机膦系水稳剂在合成氨厂循环水系统的应用情况。
Application of all organic phosphate series water quality stabilizing agent in circulating water in ammonia plant is introduced.
本实用新型公开了一种给钠冷快堆的钠循环泵提供冷却水的蒸馏水冷却系 统。
The utility model discloses a distilled water cooling system which can provide cooling water for a sodium circulating pump of a sodium cooled fast reactor.
动态试验证明,无磷药剂配方具有较好的缓蚀及阻垢性能,可替代磷系配方在循环水中应用。
Dynamic test proofs that non-phosphorus agent formula has good corrosion and scale inhibition performances that can be applied to circulating water, taking the place of phosphorus based formulations.
术后心血管系并发症12例(循环不稳定3例、心律不齐9例),支气管胸膜瘘4例,应激性溃疡2例。
Postoperative cardiovascular complications were seen in 12 cases (3 hypotension, 9 arrhythmia), bronchopleural fistula and stress related gastric ulcer was seen in 4 and 2 cases, respectively.
这是一个非常特别的机会,不仅仅是一个太阳系循环周期26500年的结束,也是一个银河大周期的结束。
It is a unique occasion, and completes not just a solar cycle of over 26,500 years, but also a greater Galactic cycle.
研究了用于电厂循环冷却水处理的钼系水处理剂的缓蚀阻垢性能。
The corrosion inhibition and scale prevention ability of molybdated-based water treatment agents used in cycling cooling water system of power plants is studied in this paper.
在太阳系中地球是个幸运的星球,因为它有适宜的温度可以使水再循环。
In our solar system, the earth is the lucky planet that has the right temperature to recycle water.
采用该技术对丙烯腈系聚合物进行两次循环脱挥处理,丙烯腈脱除率达到99%以上。
Using the proposed vertical rotating packed bed, the acrylonitrile monomer removal efficiency from polyacrylonitrile can be achieved to over 99% upon twice devolatilized.
惩戒系追加了不少新天赋,一改以往技能随机触发,形成了一个更标准的技能输出循环。
Multiple abilities were added and to the tree, it was moved away from it's reliance on seemingly random ability occurrences, to a more standard ability rotation.
惩戒系追加了不少新天赋,一改以往技能随机触发,形成了一个更标准的技能输出循环。
Multiple abilities were added and to the tree, it was moved away from it's reliance on seemingly random ability occurrences, to a more standard ability rotation.
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