查询词典 tubes

To master the liquid helium transfer method correctly is of a great important sig-nificance in economy for reduction of the liquid helium precool amount, full use of the liquidhelium cool amount and increase of the transfer efficiency of liquid helium In this paper the construction and use demands of the liquid helium transfer tubes,liquidhelium precool and transfer methods are presented.

正确掌握液氦输送方法，对减少液氦预冷量、充分利用氦气冷量和提高液氦输送效率有着十分重要的经济意义。

According to the invention, to achieve this, at least several evaporator tubes (14) are partially filled to a predeterminable desired level with unevaporated flow medium, prior to the impingement of the heating gas channel (6) by a heating gas.

为此，在本发明的方法中，在向燃气通道(6)供给燃气之前将至少多根汽化管(14)局部用未汽化的流体介质充填到预先给定的额定充填状态。

HCMC infection,which could cause uterine tubes disfunction and conglutination in pelvic cavity,have close relation to infertility and ectopic pregnance.

年龄21~45岁，平均(29·2±4·2)岁。1·2方法术前对所有患者采用酶联免疫吸附试验法检测血清抗巨细胞病毒抗体，术中于腹腔镜下直视

According to the result showed at 280nm and at 490nm,in the comparison of whether protein absorption top and sugar quantity top overlapped,glycoproteins would be detected preparatorily,and as a result,tubes in two distinct areas had glycoproteins by this method. Proteins were precipitated with trichloroaceticacid and with cold acetone,and glycoprotein was determined from SDS-gel.

再从各收集管的收集液中，用三氯乙酸沉淀蛋白法、冷丙酮沉淀蛋白法相结合浓缩、制备蛋白样品，进行SDS—PAGE，对SDS胶进行PAS糖链染色鉴定糖蛋白，并从茶树叶分级蛋白中准确地鉴定出两个区域的收集管中含有多种糖蛋白。

The Gaojiashan biota known from Ningqiang County of Shaanxi Province,China,is characterized by the three-dimensional pyritization of soft-bodied fossil tubes.

陕南埃迪卡拉纪晚期的高家山生物群中部分化石以黄铁矿化三维立体保存软躯体管状化石为主要特征。

Insulate the tube type series:Dian tube Pyrocondensation, silicone tube, yellow wax tubes, high temperature casing, waterproof cable connector, environmental conservation rubber coil, beam lines ring, beam lines Block.

三、绝缘管类系列：热缩佃管、硅胶管、黄腊管、高温套管、防水电缆接头、环保橡胶护线圈、束线环、束线座。

Regular coiled carbon tubes are prepared by pyrolytic decomposition of acetylene on titanium plates at 750℃.

规则螺旋碳管的形成与钛片的预处理有关，在盐酸处理过的钛片表面上所生长的碳管几乎都是规则螺旋形状的。

The equipment applies to 2 "-8" quartz tubes' cleaning as well as other . quartzose utensils such as Quartz vessel

本设备适用于2&—8&石英管的清洗，同时也可清洗其它可放入清洗槽中的石英器皿等被清洗物。

They are natural hollow glass tubes formed in quartzose sand, or silica, or soil by lightning strikes and are formed when lightning with a temperature of at least 1,800 degrees Celsius instantaneously melts silica on a conductive surface and fuses grains together.

他们是由闪电撞击而成的在石英砂，硅石或土壤中形成的天然中空的玻璃管，同时闪电以1800摄氏度以上的高温迅速将硅石融化在一个可导的表面并融合成粒状。

The induced effects of vortex tubes and belts in the process of vortex reconnection are important.

强调了诱导作用在涡重联中的重要性。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。