查询词典 boring tube

Method］ The process of flower opening and pollen tube germination of Lagerstroemia speciosa was observed and the pollen viability was determined through in vitro germination.［Result］ Sepals of L.

方法］ 观测了大花紫薇花朵的开放过程和花粉管的萌发过程，并采用离体萌发法测定花粉生活力。

Petiole densely brown villous to lanate; leaf blade abaxially rust-brown villous, base narrowly cuneate to truncate; lateral veins 6-10 on each side of midrib; pedicel 1-2.2 cm; corolla 0.8-2 cm, tube narrowly urceolate, ca. 3 mm in diam., lobes 1-2 mm; s

浓密的叶柄棕色具长柔毛到具绵状毛；叶片背面锈棕色具长柔毛，基部狭楔形到截形；侧脉6-10在中脉每边各；花梗1-2.2厘米；花冠0.8-2厘米，狭瓶形的筒部，直径约3毫米，裂片1-2毫米； s 9 Isometrum lancifolium 紫花金盏苣苔

To observe the effects of the high frequency jet ventilation with the thin tracheal tube during laryngoscopic surgery under suspension laryngoscope.

观察小口径气管导管高频喷射通气用于支撑喉镜手术的通气效果及对手术视野的影响。

Yttrium Aluminum Garnet; 95%alumina ceramics ; Diffusion welding ; Projection tube ; Leakless sealing

钇铝石榴石；九五瓷；扩散焊接；投影管；气密性封接

He carefully constructed a black cardboard covering similar to the one he had used on the Lenard tube.

他精心构筑的黑色纸板包括一个类似于他使用的莱纳德管。

In early November he was repeating an experiment with one of Lenard's tubes in which a thin aluminium window had been added to permit the cathode rays to exit the tube but a cardboard covering was added to protect the aluminium from damage by the strong electrostatic field that is necessary to produce the cathode rays.

在1895年伦琴正在调查外部影响的各类真空管设备，仪器由海因里希赫兹，约翰希托夫，威廉克鲁克斯，尼古拉特斯拉和菲利普冯勒纳德，放电时，是通过他们。 [ 7 ]在11月初他是在重复实验之一勒纳德的管道，其中一个薄铝窗口增加了允许退出阴极射线管，但纸板覆盖增加了保护铝损坏的强烈静电场是必要的生产阴极射线。

De Wit seeds with petrol ether,purified water and 95% ethanol was studied using test tube method.The chemical components of Leucaena leucocephala de Wit seeds were preliminarily demonstrated using precipitation reaction and color reaction of multiple indicators.

方法采用试管反应法，对银合欢种子的石油醚、水、95%乙醇提取物进行研究，通过多种指示剂和显色剂的沉淀反应或颜色反应，对银合欢种子可能含有的化学成分进行初步研究。

MethodsThe mixture was extracted from Leucaena leucocephala de Wit seeds with petrol ether,purified water and 95% ethanol was studied using test tube method.The chemical components of Leucaena leucocephala de Wit seeds were preliminarily demonstrated using precipitation reaction and color reaction of multiple indicators.

方法采用试管反应法，对银合欢种子的石油醚、水、95%乙醇提取物进行研究，通过多种指示剂和显色剂的沉淀反应或颜色反应，对银合欢种子可能含有的化学成分进行初步研究。

The Pneumatic tube clutch delivers to torque big, join together steady, easy to install, the absorb librate, can compensate a little amount lord, from move the stalk Cape face with path face opposite be partial to move, from move part inertial and small, service life long, construction tightly packed, seal completely sex good.

气胎离合器传递转矩大，接合平稳，便于安装，吸振，能补偿少量主、从动轴角向和径向相对偏移，从动部分惯性小，使用寿命长，结构紧凑，密封性好。

The Pneumatic tube clutch delivers to torque big join together steady easy to install the absorb librate can compensate a little amount lord from move the stalk Cape face with path face opposite be partial to move from move part inertial and small service life long construction tightly packed seal completely ** good.

气胎离合器传递转矩大，接合平稳，便于安装，吸振，能补偿少量主、从动轴角向和径向相对偏移，从动部分惯性小，使用寿命长，结构紧凑，密封性好。

The network space is the typical form of abstract space when it comes to the digital stage.

网络空间是抽象空间数字化阶段的典型形式。

The Notarial System,as the system of judicial certification in our country,is both the constructor and the defender of social credit system,It has its special value and function in the social honesty.

公证制度作为我国司法证明制度，既是社会信用体系的建设者，同时也是社会信用的捍卫者，在诚信中有其特殊的价值和功能。