气孔的
- 与 气孔的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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In plants, plasmalemma H(superscript +)-ATPase, participating in substance trans-membrane transport and elongation growth of the cells, the opening and closedown of the stomata and the responses to environmental stress, is a master enzyme.
质膜H-ATPase参与植物细胞的物质跨膜转运、细胞的伸长生长、气孔的开闭以及植物对环境胁迫的响应等生理过程,是植物生命活动的"主宰酶"。
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With Gongboxia Hydropower Station on the Yellow River taken as an example,some related problems were discussed,including the key points on the shape optimization of horizontal and vertical rotary internal energy dissipator,t.
以黄河公伯峡水电站为例,论述了竖井旋流式与水平旋流式内消能工在体型优化中的重点与方向问题;泄流能力的协调与匹配问题;通气孔的设计、消能率的构成、空化空蚀、衬砌标准与范围、下游水深的影响等问题。
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A inoculant containing rare earth element could The experimental results show that the addition of reduce the undercooling, the chilling tendency, hardness and blowhole formation tendency of the cast iron, and increase its tensile strength.
结果表明:含稀土元素的孕育剂可以降低铸铁的过冷度及形成白口的倾向性,能降低硬度及形成气孔的倾向性,可以提高铸铁的抗拉强度。
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And there is an approximate linear relationship between the momentum of the automatic mechanism and the length of the gas tube.
如β=〓与β=〓相比较(β角单位为弧度,其定义详见正文),前者与后者对应的气室最大压力之比可达65%,而对应的自动机动能之比可达60%;导气管内径对气室内气体压力冲量和自动机动能的影响存在极值点,且该极值点随导气孔的增大而有规律的增大;导气管长度对气室最大压力、压力冲量和自动机动能的影响呈单调递减规律,且自动机动量与管道长度之间近似符合一直线关系。
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The research of cytology shows that there are dramatically morphological and structure changes in the leaf: the cells of mesophyll array loosely and parenchyma cells reduced, cambium becomes thinner and degree of xylem becomes more serious, the content of chlorophyll dropped; the changes of conducting tissue and stoma structure affect transport and allocation of water and nutrient, hinder leaf growth and disturb regular metabolism of leaf, at last lead to wilt, rot and become crisp papyraceous.
细胞学研究表明,病叶组织的叶肉细胞排列疏松,薄壁细胞层次减少,形成层变薄,木质化程度加深,叶绿体减少;在病叶中由于疏导组织和气孔的结构发生变化,影响养分和水分在植株体内的运输和分配,干扰叶片的正常代谢,抑制叶片的生长发育,最终导致叶片失水萎缩、干枯,变为焦脆的干纸状。
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The results show that the effect of addition or no-addition of degasser on grain refinement of Al-5.0%Si alloy ingot is...
结果表明,除气剂的添加与否对Al-5%Si合金铸锭组织的细化没有影响,铸锭由粗大的柱状晶组织构成;采用合适的超声波处理时间,Al-5%Si合金铸锭的等轴晶获得率大幅度提高,可使整个铸锭组织变为细化的等轴晶组织;超声波振动时间过长将导致铸锭内气孔的增加;根据克劳修斯-克拉柏龙方程,某一强度的超声波引起的压力冲击波作用,导致液相转变为固相,引起了超声波的细晶作用。
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In order to reduce the cost more and accelerate the application in the civil area, the laser rapid forming technology with low cost hydrogenation dehydrogenization titanium alloy powders had been investigated, and the following results were obtained:1 Disclosed the formation mechanisms and influencing factors of t.
为进一步降低该技术的成本,促进其在民用领域的发展,本文针对低成本氢化脱氢(hydrogenmiondehydrogenization,HDH)钛合金粉末的激光快速成形进行研究,取得的主要成果如下: 1。从粉末特性及成形工艺角度揭示了缺陷的形成机理及影响因素,结果发现:(1)气孔的产生是由于粉末在成形过程中卷入成形气氛中的氩气所致。
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Frying and defatting parameters will affect the fat content and the quality of food during frying. Scholars put forward different opinions.
得出了脂肪的吸收既受原料中初始水分含量的影响,又与水分蒸发留下的气孔的大小和分布相关。
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In order to prolong the life-span of fire-proof material, Besides guaranteeing the quality, during construction,we should pay attention to the water amount, curing condition and air vent setting, during kilning period, baking-heating up curve should be set down according to refractory performanc...
要延长耐火材料的使用寿命,除了保证耐火材料本身质量外,施工时应注意加水量、养护和排气孔的设置;烘窑时应根据耐火砖的性能合理制定烘烤升温曲线并控制升温速度(通常为30~50℃/h),在冷窑升温时要尽快通过60~295℃温度区,以防氧化镁的水化;在正常生产中,要维持工况稳定,保护好窑皮,避免系统频繁开停等。
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For this reason, Meguiar's recommends for best possible results, always use a paint cleaner after claying to insure the finish is clean both on top of the surface as well as below the surface.
有一件重要的事必须要牢牢记住,如果一辆车的烤漆表面已经有黏附的脏污,则表示它表面底下有缺损的机率是相当高的,例如已嵌入气孔的脏污,基於这个理由,为了达到最好的成果,美克拉建议你永远在跑完瓷土后使用漆面清洁剂,这样做可以确保烤漆的表面和表面底下都是乾净的
- 推荐网络例句
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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.
随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。
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But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.
不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。
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Closes the eye, the deep breathing, all no longer are the dreams as if......
关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。