Q 開(kāi)頭單詞
quaternary economic sector 第四產(chǎn)業(yè)
quaternary ammonium salt [有化] 季銨鹽
quaternary ammonium compound [有化] 季銨化合物
quaternary ammonium 季銨；四級(jí)銨
quaternary adj.第四紀(jì)的；四的；四進(jìn)制的n.四；四進(jìn)制；第四紀(jì)
quaternaries adj.第四紀(jì)的；四的；四進(jìn)制的n.四；四進(jìn)制；第四紀(jì)
quatern n.四
quater (拉)四倍
quatemion-moment 四元數(shù)矩
quat n.皮疹
quassin n.苦木素
quassia n.苦木科植物；由其采取之苦味液
quassation 壓碎, 破碎
quasistable adj.似穩(wěn)定的(準(zhǔn)穩(wěn)態(tài)的)
quasiretail 準(zhǔn)零售
quasipeak n.準(zhǔn)峰值
quasinorm n.擬范數(shù)