bi-direction中文什么意思

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用"bi-direction"造句

双向

bi: adj. 〔美俚〕(在性欲上)对男女 ...
direction: n. 1.方位，方向；范围，方面。 ...
bi: 【化学】＝ bismuth. ad ...

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例句与用法

Due to the merits of pollution - free , adjustable power factor and bi - direction power transfer , the pwm rectifier can be an ideal electric appliance or a linkage between grid - line and other electric facilities
由于可以实现电网无污染、功率因数可控以及电能的双向传输， pwm整流器可以作为理想的用电设备或电网与其它电气设备的接口。
The procedure of systematically geometric calibration is analyzing geometric model and bi - direction scan character at first , introducing calibration method , performing the method , generating 1g level product
Landsat7系统级几何校正研究首先分析landsat7几何模型和双向扫描特性，然后给出了系统级几何校正的原理和方法，并实现了方法的应用，最终生成1g级产品。
With combined effort in theoretical analysis and fem , the author studied engineering mechanism and distortion character , under vertical load , of rc bi - direction cellular slab , and put forward some ideas on construction design and practical formulations
本文通过理论分析和有限元方法相结合，研究了钢筋混凝土双向空腹板在竖向荷载作用下的受力机理和变形特征，并提出了一些设计建议和实用公式。
Hold the colorful acus s cover in one hand . let the port of the bi - direction be exposcd . screw thc port into the holder . the colorfulacus s cover will protect the forwcrd part ofthc bi - direction from bacteria s pollution
一手握住双向针的彩色针套，另一手逆时针方向拧下白色针套，暴露双向针的刺塞端（带弹性胶套的一端）；将双向针刺塞端按顺时针方向拧入持针器中，彩色针套仍保护双向针前端，避免细菌污染。
The characteristics of various cis - regulatory elements of plant promoters , such as tata - box , transcription start point and upstream elements , and different types of the plant promoter , such as constructive promoter , tissue - specific promoter and inducible promoter , as well as bi - direction promoter , alternative promoter and linked promoter will be described or analyzed in this present paper
并着重从组成型、组织特异型和诱导型启动子3个方面介绍了其结构特征、功能，以及它们在植物基因工程中的应用和研究进展，简述了双向启动子、可变启动子和串联启动子的研究情况，提出植物启动子研究中存在的问题与展望。