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- Swimmy desire the person that the symptom such as fall forward, dazed, tinnitus is highlighted increases acupuncture point of double head dimension. 眩晕欲仆、眼花、耳鸣等症状突出者加双头维穴。
- On the basis of research on com harvesters at home and abroad, a double head of picker and forage for sell-walk corn harvester should be designed. 在国内外玉米联合收获机研究的基础上，设计研制出一种用于自走式玉米联合收获机上集果穗和茎秆同时收获的复式玉米联合收获台。
- XXBS Series include : XXBS1 single head and double head,XXBS2 side trimming machine,and double speed side trimming maching. XXBS系列削边机有：XXBS1单头削边机、XXBS2双头削边机和简易型双速削边机。
- Two double head anti symmetric airfoils have been proposed and the wind tunnel tests on their lift and drag performances have been carried out. 本文分析了双头车床控制系统的特点,提出了基于单片机构成的嵌入式控制方案,采用步进电动机实现对刀具的拖动定位,简化了控制系统结构。
- The use of round instead of elevator guide rail, double head plate facade on a more sophisticated degree of coplanarity. 采用圆导轨代替电梯导轨，双机头立面靠板共面度更精密。
- square head flat point set screw 方头平尖紧定螺钉
- For example: Inflates the screw, key, double head the spiral, inside and outside hexagon bolt, the horse-drawn vehicle screw, the hexagonal nut, locks the nut, flange surface nut, thin nut and so on. 如：膨胀螺丝、平键、双头螺、内外六角螺栓、马车螺丝、档圈,销,键,非标准件,六角螺栓,,等六角螺母、锁紧螺母、法兰面螺母、薄型螺母等等。
- Look from exterior, shake handshandle has a canal form, form, globose reach all sorts of geometry figure, still have only head type, double head type, appear type, enclosed wait for distinction. 从外型看，拉手有管形、条形、球形及各种几何外形，还有单头式、双头式、外露式、封闭式等区别。
- Mushroom-shaped and colored clouds and two twisting double headed snakes with human faces form the background. 有蘑菇状的彩云和两条双头人面蛇互相缠绕
- The lamp holder plug insertion double headed attachment point, the lamp brightly starts to work. 灯头插头插入双头连接处，灯亮开始工作。
- The arrowhead proteinase inhibitor A and B (APIA and APIB) are double headed and multifunctional. Both their primary structure and cDNA sequence have been elucidated. 慈菇蛋白酶抑制剂A和B(APIA和APIB)是一种双头多功能抑制剂 ,它们的一级结构和cDNA序列已经被阐明。
- The chart * for the hand Gongbu skill embroidery double headed donkey, uses the black cloth and silk, the donkeyback ornamental pathches embroiders the saddle. 图*为手工布艺刺绣双头驴，多采用黑丝布，驴背布贴绣花鞍子。
- double-head flat scraper 双头平刮刀
- square normal closed double head wrench 四方环形双头扳手
- singlehead flat scraper 单头平刮刀
- double hexgonal S-shaped closed double head wrench 套六角环形两头固定扳手
- single-head flat scraper 单头平刮刀
- square S-shaped closed double head wrenchs 形四方环形双头扳手
- flat scraper 平面刮刀
- He is working double tides to finish his essay. 他日夜苦干，赶写他的文章。
