查询词典 ball-pointpen

Contact for the low-ball is NOT the same distance horizontally from my navel as with the waist-high ball, it's CLOSER in order to maintain leverage with the arm.

低球的触球点距离你肚脐的水平距离和腰高球不一样，低球更近，以便维持手臂的杠杆作用。

I'm using the fence pole in photo 7I, top left, to show how far away the ball is from my navel when the ball's waist-high.

我在照片7I左上角中用围网柱做参考，展示在腰高度的时候球离肚脐多远。

Once you've marked the positions of the ball, VideoGraph generates a data table that gives the ball's coordinates and velocity as a function of time.

一旦您标记的立场球， videograph生成一个数据表，让球的坐标和速度作为一个时间的函数。

Ball valve maintenance convenience Ball valve structure simple. seal ring generally activities, the removal of the replacement is more convenient.

球阀维修方便，球阀结构简单，密封圈一般都是活动的，拆卸更换都比较方便。6。

Our company products Pipe Fitting, Ball Valve, Coupling and Ball.

产品/Product：我司主要生产管配件、球阀、快速接头、及球。

The Yongjia County great wild goose China valve Limited company is situated at the good communications superiorly, the humanities environment "township of the Chinese pump valve"- the cup northern town, this company specialized production seals the ball valve, the biased half ball valve hardly, low, high-pressured plate gate valve, oil field special-purpose valve, throttle cut-off valve, high-pressured check valve's specialized enterprise.

永嘉县鸿华阀门有限公司地处交通便利，人文环境优越的&中国泵阀之乡&-瓯北镇，本公司专业生产硬密封球阀、偏心半球阀，低、中、高压平板闸阀、油田专用阀，节流截止阀，高压止回阀的专业企业。

The Yongjia County great wild goose China valve Limited company is situated at the good communications superiorly, the humanities environment "township of the Chinese pump valve"- the cup northern town, this company specialized production seals the ball valve, the biased half ball valve hardly, low, high-pressured plate gate valve, oil field special-purpose valve, throttle cut-off valve, high-pressured check valve's specialized enterprise.

本阀具有结构先进，体积小，重量轻(较同规格阀减少30%)开启省力(开启力矩为同规格阀的10%～20%)，密封可靠，高效能，高精度，高压差的优点。适用于石油、化工、冶金、电站等部门控制过程使用，特别适宜于油田注水泵出口与配水的压力控制。永嘉县鸿华阀门有限公司地处交通便利，人文环境优越的&中国泵阀之乡&-瓯北镇，本公司专业生产硬密封球阀、偏心半球阀，低、中、高压平板闸阀、油田专用阀，节流截止阀，高压止回阀的专业企业。

The Yongjia County great wild goose China valve Limited company is situated at the good communications superiorly, the humanities environment "township of the Chinese pump valve"- the cup northern town, this company specialized production seals the ball valve, the biased half ball valve hardly, low, high-pressured plate gate valve, oil field special-purpose valve, throttle cut-off valve, high-pressured check valve's specialized enterprise.

该系列法门结构合理，密封可靠，操作轻便。密封面均喷焊硬质合金，具有防腐、耐磨、耐冲蚀等优点，且可用于节流。尤其适用于工作压力16MPa—45MPa ，工作温度120℃的水、油、泥浆、天然气管线作控制介质流动的启闭及调节装置。永嘉县鸿华阀门有限公司地处交通便利，人文环境优越的&中国泵阀之乡&-瓯北镇，本公司专业生产硬密封球阀、偏心半球阀，低、中、高压平板闸阀、油田专用阀，节流截止阀，高压止回阀的专业企业。

The Yongjia County great wild goose China valve Limited company is situated at the good communications superiorly, the humanities environment "township of the Chinese pump valve"- the cup northern town, this company specialized production seals the ball valve, the biased half ball valve hardly, low, high-pressured plate gate valve, oil field special-purpose valve, throttle cut-off valve, high-pressured check valve's specialized enterprise.

该系列阀门具有密封性能可靠、启闭力矩小、具有抗硫耐磨、使用寿命长、可通毛球清扫管线等特点；适用水、石油、天然气、蒸汽等非腐蚀性和腐蚀性介质的管路系统中作启闭装置，特别适用于石化、油、气、长输管线等领域。永嘉县鸿华阀门有限公司地处交通便利，人文环境优越的&中国泵阀之乡&-瓯北镇，本公司专业生产硬密封球阀、偏心半球阀，低、中、高压平板闸阀、油田专用阀，节流截止阀，高压止回阀的专业企业。

Rotating ball valve flow diameter cage than the same ball great.

旋转浮球阀的流量比同等口径的笼式球阀大。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。