查询词典 valves

There is a case of an oysterlike bivalve that evolved a more and more spiraled shell until, just before extinction, the valves could barely open.

这里有个例子，一种牡蛎状双壳贝，进化出越来越趋螺旋状的外壳，直到该物种灭绝前，其外壳已经几乎打不开了。

There is a case of an oysterlike bivalve that evolved a more and more spiraled shell until, just before extinction, the valves could barely open.

而且为什么灭绝发生在同一族群，仿佛是劣质基因的责任？

There is a case of an oysterlike bivalve that evolved a more and more spiraled shell until, just before extinction, the valves could barely open.

这里有个例子，一种牡蛎状双壳类软体动物，进化出越来越趋螺旋状的外壳，这种进化直到该物种灭绝前未停止过，其外壳已几乎不能开合。

There is a case of an oysterlike bivalve that evolved a more and more spiraled shell until, just before extinction, the valves could barely open.

而且为什么灭绝发生在同一族群，仿佛是拜劣质基因所赐似的？

Series 65 spring packless radiator supply valves are used on all heating and cooling equipment where manual control is desired.

系列65弹簧无垫圈散热器供水阀适用于需要人工控制的所有加热或冷却设备上。

Only valves such as packless diaphragm or bellows type should be used.

只能使用无衬垫膈膜阀或波纹管阀。

Stamens (12-)15 or 20-100; anthers ovoid, oblong, or panduriform; connective subulate-cuspidate or stout, club-shaped; valves equal or outer one slightly larger.

雄蕊(12-)15或20-100；花药卵球形，长圆形，或提琴形。药隔钻形骤尖或坚固的，棍状。裂爿等长或外部那个稍大。

From parasternal long axis, LVDd and LVDs were measure by M-mode;From apex four chanmber view, EDV and ESV were measure by simplified Simpson method, LVEF was calculated, and by the pulse doppler of mitral and aortic valves, mitral valve diasolic flow E wave, A wave, ICT, IRT,and ET were measured.

AMI患者74例入院后行超声心动图检查，在胸骨旁长轴用M型测量LVDs，LVDd，心尖长轴切面用简化Simpson氏法测量EDV，ESV，并计算LVEF，多谱勒超声心动图采集测量二尖瓣和主动脉瓣血流频谱，测量二尖瓣舒张期血流E峰，A峰，ICT，IRT和ET，按公式计算Tei指教=/ET。

Leaf pairs perfoliate; capsule valves with vesicular glands only.

叶成对抱茎仅蒴果裂爿具囊状的腺体。 37 H。 sampsonii 元宝草

Lower leaves pinnatipartite, pinnatifid, or sinuate-dentate; fruit not torulose, with only stellate trichomes; subapical horns (2.5-)4-7(-8) mm, divaricate-reflexed, strongly recurved; valves extended beyond horns into stylelike apex 1-2 mm

下部叶羽状深裂，羽状半裂，或具深波状具牙齿；不近念珠状的果，具只星状毛；近尖端角(2.5-)4-7(-8)毫米，极叉开反折，强烈下弯；在进stylelike先端1-2毫米角状突起以外裂爿延伸 2 T。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。