微管

PM Injection Molding / Precision Casting structural components include : Sleeve Bearing, oil bearings, bushings, flanged connecting sleeve; Double gears, bevel gear, gear, Pulley, synchronous wheel, sprocket, AK47 toy gun gear, various micro-precision gear drive; PM microporous filters, filter tubes, mufflers and filtration materials, Copper filters, stainless steel trap; mixer blades, coffee machine cutter heads Soymilk Machine grinding pieces Juicer blades, Juice blades, and household electrical appliances, metal accessories; Oscillator phone, cell phone parts and notebook parts; Metal keys, ATM machine keys; Toys accessories, fiber accessories; various copper, iron, and stainless steel products, alloy products; automobiles, motorcycles, machine tools, electrical machinery and office equipment, medical equipment and other types of machinery, electrical appliances, electric / pneumatic products within the precision components; Industries products within the structure of precision metal parts, metal accessories.

粉末冶金注射成型/精密铸造结构零件包括：含油轴承、轴套、法兰、连接衬套；双联齿轮、伞齿轮、锥齿轮、直齿轮、皮带轮、同步轮、链轮、AK47玩具枪齿轮、斜齿轮、扇齿轮、各类微型精密传动齿轮；粉末冶金微孔过滤器、滤芯、滤片、滤筒、滤管、消声器、过滤材料、铜过滤器、不锈钢过滤器；搅拌机刀片、咖啡机刀盘、豆浆机研磨件、榨汁机刀片、果汁机刀片、家用电器五金配件；手机振子、手机零件、笔记本零件；金属按键、ATM机按键；玩具配件、光纤配件；电机转子、凸轮、凹轮；各种铜基、铁基、不锈钢制品、合金制品；汽车、摩托车、机床、电机、办公器械、医疗器械及其他各种机械、电器、电/气动产品内的复杂异形精密零件、非标准件；各行业产品内部用的精密金属结构零配件、五金配件。

Is only a small number of China metal powder injection molding one of the manufacturers, Main production PM powder metallurgy, powder injection molding, Precision Casting, metal structural parts, metal accessories, gears, Sleeve Bearing, precision components profiled complex, non-standard conditions, including : Sleeve Bearing, oil bearings, bushings, flanged connecting sleeve; Double gears, bevel gear, Pulley, synchronous wheel, sprocket, AK47 toy gun gear, various micro-precision gear drive; PM microporous filters, filter tubes, mufflers and filtration materials, Copper filters, stainless steel trap; mixer blades, coffee machine cutter heads Soymilk Machine grinding pieces Juicer blades, Juice blades, and household electrical appliances, metal accessories; Oscillator phone, cell phone parts and notebook parts; Metal keys, ATM machine keys; Toys accessories, fiber accessories; various copper, iron, and stainless steel products, alloy products; automobiles, motorcycles, machine tools, electrical machinery and office equipment, medical equipment and other types of machinery, electrical appliances, electric / pneumatic products within the precision components; Industries products within the structure of precision metal parts!

其中包括：烧结含油轴承、轴套、粉末冶金铜套、含油杯士、法兰、衬套、偏心含油轴承、球形含油轴承；粉末冶金齿轮、双联齿轮、伞齿轮、锥齿轮、同步皮带轮、链轮、棘轮、扇齿轮、双层齿轮、多层齿轮、直齿轮、斜齿轮、各类精密传动齿轮；粉末冶金烧结微孔过滤器、烧结过滤片、粉末冶金滤芯、滤筒、滤管、消声排气节流阀、青铜烧结过滤器；搅拌机刀片、绞肉机圆盘刀片、十字绞刀、铰刀盘、圆孔板、胡椒研磨件、豆浆机刀片、榨汁机刀片、果汁机刀片、咖啡机刀片、磨豆机刀片、家电五金配件；凸轮、凹轮、偏心轮、摆砣；手机振子、手机零件、笔记本零件；金属按键、ATM机按键；玩具配件、光纤配件；各种铜基、铁基、不锈钢制品、合金制品；汽车、摩托车、机床、电机、办公器械、医疗器械及其他各种机械、电器、电/气动产品内的复杂异形精密零件、非标准件；各行业产品内部用的精密金属结构零配件、五金配件。

The calculation result of theory is validated by stationary wave tube experiment.

在此基础上，总结了单层和双层微穿孔板结构声阻抗以及吸声系数的计算方法，利用驻波管实验对理论计算结果进行了验证。

The new recommendation presented for the use of second generation Microcuff with improved OD to ID ratio allows the selection of cuffed tracheal tubes with larger IDs than previously recommended for small children without increased need for tracheal tube exchange or increased incidence of post intubation stridor in these age groups .

这一新的推荐套囊导管，即使用改善外径和内径比的第二代微囊PETs，比以前推荐的管子用于较小的儿童时，可以选择更大内径的套囊气管导管而不会增加相同年龄组气管导管的更换率或增加插管后喘鸣的发生率。

The new recommendation presented for the use of second-generation Microcuff PETs with improved OD to ID ratio allows the selection of cuffed tracheal tubes with larger IDs than previously recommended for small children without increased need for tracheal tube exchange or increased incidence of post-intubation stridor in these age groups .

这一新的推荐套囊导管，即使用改善外径和内径比的第二代微囊PETs，比以前推荐的管子用于较小的儿童时，可以选择更大内径的套囊气管导管而不会增加相同年龄组气管导管的更换率或增加插管后喘鸣的发生率。

Target analytes can be sampled form trace or small amount concentration level by using CUSDT SPME syringe.

CUSDT 固相微萃取管可以从痕量或微量浓度把目标分析物提取出来。

With the development of single moleculer manipulation.Much research work has been done on DNA by optical tweezer, magnetic tweezer, micropipe, and so on. All these work has opened a new area in molecuer biology.

随着单分子操作的实验技术的发展，人们通过光镊、磁镊、微吸管等等，研究DNA分子的力学性质，探索DNA与蛋白质的相互作用，为分子生物学的研究开辟了新的天地。

Corolla purple to blue or white or yellow to red, zygomorphic, inside glabrous or puberulent; tube campanulate-cylindric to broadly tubular, sometimes ampliate basally, throat sometimes constricted, 1-4 X longer than limb, 2-8(-12) mm in diam.; limb slightly 2-lipped to 2-lipped; adaxial lip 2-lobed, slightly shorter than to nearly as long as abaxial lip; abaxial lip 3-lobed to 3-sect, lobes equal or subequal, apex rounded to acute.

花冠紫色到蓝色或白色或黄色对红色，左右对称，被微柔毛的里面无毛或；圆筒状的钟状的筒部对宽管状，有时基部，有时缢缩的喉，X长于瓣片，2-8毫米直径；对二唇形有点二唇形的瓣片； 2裂的正面唇，稍短于到近等长于背轴唇；背面的唇3浅裂的到3全裂，裂片等长或近等长，先端圆形的到锐尖。

The energy-dispersive X-ray analysis showed that the endodermis with Casparian strips in primary and two-year-old leaves functioned as apoplastic barriers against Na and Cl. However, no blockage of Na and Cl in cotyledon was observed when they passed endodermis.

对相应区域的X射线微区分析表明，子叶内皮层对Na和Cl在质外体运输中不起障碍作用，而初生叶与2 a生针叶内皮层阻碍Na和Cl以质外体途径进入维管组织。

Anterior clinoid process and the upper margin of the optic canal were ground by using a high-speed drill according to the location of the tumor.

取下骨瓣，磨除蝶骨嵴，剪开硬膜，分开外侧裂。依据肿瘤的位置用微钻磨除前床突和视神经管上壁。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。