“丁醛”怎么读

“丁醛”的英语可以翻译为：[有化] butyraldehyde，butaldehyde，n-butanal，n-butyl aldehyde ...

以非质子酸氯化亚锡为催化剂,催化合成了丁醛-1,2-丙二醇缩醛.Butyraldehyde 1,2 proparediol acetal was synthesized by using stannous chloride as catalyst.以非质子酸氯化亚锡为催化剂,催化合成了丁醛-1,2-丙二醇缩醛.Butyraldehyde 1,2 propanediol acetal was synthesized by using st...

批次号?序列号? 或其他可供追溯的号码.Were there any specific batch numbers, serial numbers or other identifiers that provide traceability?是否每批检测后的货都有合格的特性和可追溯的信息?Are all passed lots properly identified by their pass status, and traceabil...

“沙砾”的拼音为：shā lì...

lutetium的音标：lutetium的英式发音音标为：[lu:'ti:ʃiəm]lutetium的美式发音音标为：[lu'tiʃiəm]...

The servant sopped up the water with a towel.佣人用毛巾揩去水.She sopped up the spilt milk with a cloth.她用一块布抹去溢出的牛奶.He sopped himself in the pie.他一头扑在那一块馅饼上面....

The cuticular penetration ability of avermectin Bia to Helicaverpa armigera Hubner were studied by using HPLC.本文报道用高效液相色谱法来测定复配剂及各复配单剂对棉铃虫幼虫的表皮穿透能力.Our aim is to achieve greater market penetration.我们的目标是进一步打入市场.The trade...

“二度”的英语可以翻译为：planar，bis ...

刺山柑:带刺柑山柑属植物的花蕾.Capers are flower buds of Capparis spinosa , grown in countries bordering the Mediterranean....

去氯羟嗪，克喘嗪...

knag的音标：knag的英式发音音标为：[næg]knag的美式发音音标为：[næg]...

Mack knew this passage by heart.麦克会背这一段。You must keep repeating the lines until they are known by heart.你必须反复朗读这几行一直到能背诵为止.The boy learned the poem by heart.这男孩背下了这首诗....

inhibit的近义词/同义词有：taboo, prohibit, obstruct, forbid, disallow, ban, bar, prevent, veto, proscribe, interdict, arrest, constrict, restrain, impede, compel, holdback, control, restrict, check, abort, interfere, smother, con...

不耐寒的...

intumesce的音标：intumesce的英式发音音标为：[ˌɪntju:'mes]intumesce的美式发音音标为：[ˌɪntju'mes]...

拉上手闸to put the handbrake on他踩紧车闸.He jammed on the brakes of the car.到二十三点三十分电门总闸就要关掉.The lights would be switched off at the main at twenty - three thirty....

n.（给无实际治疗需要者的）安慰剂( placebo的名词复数 )，安慰物，宽心话，（试验药物用的）无效对照剂...