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- double direction marking block 双向分块
- Support the time-slot allotment of the single direction, the double direction, and the broadcast, etc. 支持单向,双向,广播等时隙分配。
- Key words: free-electron laser, electromagnet wiggler, solenoid, double direction focusing. 关键词：自由电子激光;电磁铁摇摆器;螺线圈;双向聚焦
- The full plastic and half plastic shutter can be opened by wind pressure, single direction linkage and double direction linkage. 全塑、塑百叶打开有风压式、单向连动式、向连动式。
- The double direction angular contact thrust ball bearigs are suitable for machine tool spindles,while the single are support ball screws. 双向推力角接触球轴承适用于机床主轴，单向推力角接触球轴承适用于丝杠支承。
- This separable bearing can support axial load with low limit rotation speed, and has single and double direction two kinds. 这种轴承为可分离型轴承，只能承受轴向负荷，极限转速低。可分为单向和双向两种。
- direct marking and identification 直接标识
- The bore and outside diameter tolerances of SKF single and double direction tapered roller thrust bearings are produced, with very few exceptions, with Normal tolerances to ISO 199-1979. SKF单向和双向圆锥滚子推力轴承的孔径和外径公差除少数例外,均按照ISO 199-1979标准的普通级公差生产。
- As power companies in the direction marked, the five major power groups from beginning to end, "Bao Tuan" involved in the negotiations, or a "take the initiative. 作为电力企业的方向标，五大电力集团由始至终“抱团”参与谈判，占得“主动”。
- double direction paging technology 双向寻呼技术
- improper double direction singular rough sets 双向IS-粗集
- double direction counting circuit 双向计数电路
- double direction drilling machine 双回旋钻机
- double direction wire arrangement 双向走线
- Double dark blue sticktite/variable white marking. 重瓣不掉落的花，深蓝色底，有变异的白色夹杂其中。
- This effect of fenoldopam was markedly blocked by specific DA 1 receptor antagonist SCH23390, but not at all by specific DA 2 receptor antagonist domperidone. 选择性DA1受体阻断剂SCH2 3390可以显著阻断fenoldopam的效应 ,而DA2 受体阻断剂domperidone则对fenoldopam的这一效应不产生任何影响。
- He is working double tides to finish his essay. 他日夜苦干，赶写他的文章。
- I do not realize it is a double feature. 我原先不知道这是双片连映。
- Double agents live in a perpetual state of fear. 两面派永远过着提心吊胆的生活。
- I want a double room with a view. 我要一间能看到风景的双人房间。
