成双的例句（成双在句子中的用法）

• Pairs of socks are pinned together. 成双的袜子是别在一起的。
• It is not every couple that is a pair. 成双并非皆配偶。 出自：英语谚语
• Connecting rod feeding mechanism , needle bar basting, looper hooking form parallel chain - stitch, which stitch is firmelastic. 连杆式送料机构, 针杆挑线 、 弯针勾线形成双线链式线迹, 线迹牢固且富有弹性.
• Diethyl xanthate not only adsorbed chemically but also became dixanthogen on jamesonite surface. 乙黄药在脆硫锑铅矿表面产生化学吸附,又形成双黄药.
• Sodium diacetate is synthesized by acetic acid and sodium hydroxide. 以醋酸-烧碱法合成双乙酸钠.
• As a result they form biphasic or micellar structures. 结果它们形成双相和胶粒的结构.
• METHODS: The target compound was synthesized from N - benzyl protected aminoacetophenone through hydrogenation, benzoylation and reduction. 方法: 以氮 - 苄基保护胺基酮为原料,经氢化, 苯甲酰化,还原三步合成双苯甲酰沙丁胺醇酯.