It covers geometrically 86 % of the 4t solid angle and has very low detection thresholds 整個(gè)探測(cè)器系統(tǒng)軸向對(duì)稱排列,工作在真空中。
In the central of confucius temple is dachen hall . from screen wall to weishan , the south and north , are in a line . the left and right architectures are in symmetry . the whole area is about 23 , 600 square meters . near the south bank of qinhuai river is ?中心,從照壁至衛(wèi)山,南北成一條中軸線,左右建筑對(duì)稱排列,占地面積約
2double sided synchronous belt can be classified into two standard models by the arrangements of the belt teeth . da type double sided synchronous belt with its teeth on both sides symmetrically arranged , see figure db type double sided synchronous belt withits teeth on both sides staggeringly arranged , see figure 2雙面同步帶按帶的排布可分為兩種標(biāo)準(zhǔn)型式da型雙面同步帶,其兩面帶呈對(duì)稱排列,見(jiàn)圖a db型雙面同步帶,其兩面帶呈交錯(cuò)位置排列,見(jiàn)圖b