A hydrocracking catalyst with high selectivity to middle distillates was developed.开发了一种具有较高的中油选择性的加氢裂化催化剂.Abstract: Typical failures in domestic fixed bed hydrocracking uni t over the years were summarized.文摘: 总结了我国固定床加...

hydroponist的音标：hydroponist的英式发音音标为：[haɪdrə'pɒnɪst]hydroponist的美式发音音标为：[haɪdrə'pɒnɪst]...

n.次硫酸盐，次硫酸纳...

n.脱水冷冻（法）...

n.趋水性...

dihydromorphine的音标：dihydromorphine的英式发音音标为：[di:haɪd'rəʊmɔ:fi:n]dihydromorphine的美式发音音标为：[dihaɪd'roʊmɔfin]...

hydrolyze的第三人称单数（三单）为：hydrolyzes...

adj.对水不稳定的，非水稳的...

n.分水机，水力分选机，水力分级器...

dendrohydrology的音标：dendrohydrology的英式发音音标为：[ˌdendrəhaɪ'drɒlədʒɪ]dendrohydrology的美式发音音标为：[ˌdendrəhaɪ'drɒlədʒɪ]...

hydrokinesitherapy的音标：hydrokinesitherapy的英式发音音标为：[haɪdrəʊkɪ'nesɪθerəpɪ]hydrokinesitherapy的美式发音音标为：[haɪdroʊkɪ'nesɪθerəpɪ]...

hexahydrotoluene的音标：hexahydrotoluene的英式发音音标为：[heksəaɪdrəʊtɒl'jʊi:n]hexahydrotoluene的美式发音音标为：[heksəaɪdroʊtɒl'jʊin]...

hydrocephalus的音标：hydrocephalus的英式发音音标为：['haɪdrəʊ'sefələs]hydrocephalus的美式发音音标为：['haɪdrə'sefələs]...

dihydroxyphenylalanine的音标：dihydroxyphenylalanine的英式发音音标为：['daɪhaɪdrɒksɪfi:nɪ'læləni:n]dihydroxyphenylalanine的美式发音音标为：[ˌdaɪhaɪˌdrɒksiˌfenəl'æləˌfinələˌnin]...

n.用水占卜的术士，水占术...

hydroxycarbamide的音标：hydroxycarbamide的英式发音音标为：[haɪdrɒksɪ'kɑ:bəmaɪd]hydroxycarbamide的美式发音音标为：[haɪdrɒksɪ'kɑbəmaɪd]...

hydropsy的音标：hydropsy的英式发音音标为：['haɪdrɒpsɪ]hydropsy的美式发音音标为：['haɪdrɒpsɪ]...

hydrovalve的音标：hydrovalve的英式发音音标为：['haɪdrəvælv]hydrovalve的美式发音音标为：['haɪdrəvælv]...

八氢雌甾酮...

hydrocondensation的音标：hydrocondensation的英式发音音标为：[haɪdrəkɒnden'seɪʃən]hydrocondensation的美式发音音标为：[haɪdrəkɒnden'seɪʃən]...

hydroquinol的音标：hydroquinol的英式发音音标为：[haɪdrəʊkwaɪ'nɒl]hydroquinol的美式发音音标为：[haɪdroʊkwaɪ'nɒl]...

The addition reaction with hydrogen cyanide is base - catalysed.与氰氢酸的加成是碱催化的.Increasing the system pressure increases the concentration of ammonia and hydrogen cyanide.增大体系压力能使氨和氰化氢的浓度升高.The addition of steam inhibits th...

This method is effective to the facultative anaerobic bacteria or aerobic bacteria with hydrogenase.这种方法对于用氢化酶的兼性厌氧细菌或需氧细菌是有效的....

hydroacoustics的音标：hydroacoustics的英式发音音标为：[haɪd'rəʊku:stɪks]hydroacoustics的美式发音音标为：[haɪd'roʊkustɪks]...

hydroxysulfapyridine的音标：hydroxysulfapyridine的英式发音音标为：[haɪdrɒksɪsʌlfə'pɪrɪdi:n]hydroxysulfapyridine的美式发音音标为：[haɪdrɒksɪsʌlfə'pɪrɪdin]...

A methane molecule is composed of one carbon atom attached to four hydrogens.甲烷分子由1个碳原子与4个氢原子构成。Those that are aligned in the place are called equatorial hydrogens.那些在平面上定向的氢叫做平伏氢.Those that are aligned perpendicular to ...

hydroecium的音标：hydroecium的英式发音音标为：[haɪdrə'i:sɪəm]hydroecium的美式发音音标为：[haɪdrə'isɪrm]...

hydroxyl的音标：hydroxyl的英式发音音标为：[haɪ'drɒksɪl]hydroxyl的美式发音音标为：[haɪ'drɒksɪl]...

dihydroxyanthraquinone的音标：dihydroxyanthraquinone的英式发音音标为：[di:haɪdrɒksɪəænθræk'wi:nəʊ]dihydroxyanthraquinone的美式发音音标为：[dihaɪdrɒksɪrænθræk'winoʊ]...

hydrochimous的音标：hydrochimous的英式发音音标为：['haɪdrəʊtʃɪməs]hydrochimous的美式发音音标为：['haɪdroʊtʃɪməs]...