R " is a replaceable function , e . g . acetoxy, methoxy, their acyloxy and alkoxy homologs or halo.
R ” 是取化基,如乙氧基 、 甲氧基及它们的环氧和烷氧同系物或卤基.
词典精选例句
Replaceable hose filter and valve stem seals for field reliability.
可更换软管过滤器和阀门阀杆密封,使得现场应用可靠行更高.
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Naturally all parts are replaceable, and our quotation includes prices of spare parts.
当然,所有部件均可更换, 我方报价包括零部件的价格.
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Automobiles and trucks would be powered by quickly replaceable electric batteries.
小汽车和卡车可用能快速替换的电池组作动力.
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The assumption that robots will make humans redundant and replaceable is unfounded.
认为机器人将人类变得多余和可替代的假设是站不住脚的.
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Phosphorus and its compounds are non renewable and non replaceable limited resources.
磷是一种不可更新、难以替代的有限自然资源.
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Phenolic Backed Seat: Non-collapsible, stretch resistant, blow out proof, field replaceable.
酚醛背衬阀座: 不可拆解, 抗拉伸,抗撞击.现场可更换.
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钢架固定住由特殊塑胶制成、可以替换 、 半透明的六角形球体.
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按私人供给的决定方式,公共物品可以划分为三类:替代型、互补型和包含型。
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负压力板应该包含一个能够与叶轮抗磨环匹配的可替换400系列不锈钢抗磨环。
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这些新一代的NMH/NMV泵具备先前MH/MV系列泵所有的各项性能,并且可以与之替换。
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