expanding ring 中文意思是什麼
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Lorazepam was synthesized by the following seven steps : condensation reaction ( 1 ), condensation reaction ( 2 ), cyclic reaction, ring expanding reaction, acylate reaction, hydrolysis reaction and refining
摘要詳細設計了勞拉西泮的合成路線，主要過程有縮合反應（一） 、縮合反應（二） 、環合反應、擴環反應、酰化重排反應和水解反應。 -
Sgk - b250 plastic pipe belling machine attribute semiautomatic opportunities for the single - use. such models use infrared heating, molding method adopts expand the headers to finalize the design, orifice size precise shape. the control panel don ' t have the conversion switch to control over the type of solvent for expansion socket ( vertical ) and ring - for flexibility expansion socket ( r ). expanding way is very easy choice and technics adaptability is strong, the main electrical control components are imported, system performance is stable and reliable
B250塑料硬管擴口機，屬半自動型作單機使用，擴管時管材由人工搬至擴管工位：這種機型採用紅外線加熱方式：成型方式均採用擴管頭定型方式，管口成型尺寸準確：該機型在控制面板上沒有擴溶劑型承插口（直口）和擴彈性密封圈型承插口（ r口）的轉換開關，擴管方式選擇十分方便，工藝適應性強：主要的電器控制元件均採用進口元件，系統性能穩定可靠。 -
Metallic materials - tube - ring - expanding test
金屬材料.管材.環形擴口試驗 -
Metallic materials - tube - ring - expanding test iso 8495 : 1998 ; german version en iso 8495 : 2004
金屬材料.管.環形擴口試驗 -
Unlock five aquatic mini - games as you plunge through 150 spectacular levels ! use the 23 unique bonuses to wreak havoc, including the devastating aqua - gun, which fires an expanding ring of water - bullets
150個關卡設計考究獨到， 23中獎勵更是豐富新穎，破壞性的水槍， ，獨創的水底炸藥，威力強大的漩渦都會讓你眼花繚亂。
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