Two cases must be distinguished: soft - formate and hard - format.需区别两种情况: 软格式和硬格式.The isodecyl formate is considerably more stable to hydrolytic attack than the isodecyl otrhoformate.甲酸异癸酯,较原甲酸异癸酯对水解的破坏作用要安定得多.There are...
He was thick-skinned enough to cope with her taunts.他脸皮厚，不怕她嘲弄。His bare feet were smooth on top and rough-skinned underneath.他赤裸的双脚脚面很光滑，脚底却很粗糙。She was smooth-skinned and pretty.她皮肤光滑，非常漂亮。...
Her teacher recalled: "She was always on about modelling."她的老师回忆说：“她那时老是说要当模特。”More than 3,000 cars were recalled yesterday because of a brake problem.3,000多辆汽车因为刹车问题昨天被召回。I recalled that he had mentioned the problem onc...
Soil compaction may limit horizontal root extension.土壤的紧密度能限制水平根的扩展.The design and application effect of the horizontal twinroler machine for coal briquetting have been introduced.介绍了用于压制型煤的卧式对辊压球机的设计和应用效果.This hillock i...