Only differences in enthalpy are of practical engineering interest.在实际工程上有意义的只是热含量之差.A change in enthalpy also takes place when a change of phase occurs.相发生变化时,焓也发生变化.The enthalpy is constant in the throttling process.节流...
在无胚乳的种子中, 胚乳是 短命 的.In exalbuminous seeds, the endosperm is short - lived.乳糖是乳的主要碳水化合物.Lactose is the main carbohydrate occurring in milk.在有胚乳的种子中, 它保留作为成熟种子中的永久贮藏器官.In albuminous seeds, it remains as a permanent storage ...
当好运来临时，他充分把握住了。When fortune smiled on him, he made the most of it.他跪在她的旁边，双手握住她的一只手。He knelt beside her and caught her hand in both of his.他的手被热情地紧紧握住了。His hand was taken in a warm, firm grasp....
Scatter the grass seed over the lawn.把草籽撒到草坪上。When the fire had at last been put out, the forest authorities ordered several tons of special type of grass - seed which would grow quickly.在火终于被扑灭的时候, 森林管理局订购了好几吨特殊速生草籽.Pre...