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- Studies on Breeding Early Maturing and Hard Grain Inbred Line H_(21) of Zea Mays L. 早熟硬粒型玉米自交系H_(21)选育研究
- Phase distribution influences the values of coeicivity of nanocomposites, but does not change the variation tendency of coercivity on hard grain size. 相分布影响纳米复合永磁体矫顽力的大小，但没有改变其随 晶粒尺寸变化的关系；
- The fingerboard and the hard grain of the spruce used for the table appear almost white, whereas the summer growth (of the spruce) is depicted in grey. 该琴和辛勤粮食的云杉用于表中出现，几乎白色，而夏季的增长（云杉）所描绘的是灰色。
- In really silken nutrition need quantity studies the process is medium, the hard grain that is albumen source with casein and albumin is purificatory feed, of true porgy photograph feeding habits.. 在真绸的营养需要量研究过程中，以干酪素和白蛋白为蛋白源的硬颗粒精制饲料，真鲷的摄食性...
- It is hard to sleep without a cooler in this room. 没有空气调节器，在这间屋里很难入睡。
- John felt it hard to rig out his family. 约翰感到难以为一家大小置备衣着。
- The hard core in the party make all the decisions. 这个党的核心成员决定一切。
- Hard copy is computer output on paper, printing or graphics. 硬拷贝是出现在纸上、印刷上或图表上的电脑输出。
- I scrubbed hard at the stain to see if I could get it off. 我使劲擦这个污迹，看能不能将它去掉。
- It's natural to slack2 off towards the end of a hard day's work. 一天紧张工作快结束的时候有些放松是自然的。
- He pushed hard on the brake pedal to avoid a collision. 他使劲踩下煞车踏板以避免撞车。
- One can not learn a language well unless one works hard. 学好一种语言非下苦功不可。
- Let's collect the sap before its consolidation into a hard mass. 让我们在树液坚固成团之前将之收集起来。
- He owes his opulence to work hard. 他的财富乃辛勤工作得来。
- She was trying hard to disgorge a fish bone. 她拚命想把鱼刺吐出来。
- The emery is a hard metallic substance. 金刚砂是非常坚硬的金属物质。
- Hard training will fit them to run long distances. 严格的训练将使他们能跑长距离。
- Seth really took it hard when his old dog died. 塞思的那条老狗死的时候，他确实怏怏不乐。
- Heavy taxes indispose a citizen to work hard. 重税于国民不愿意辛勤工作。
- It was hard work getting the children off to bed. 哄孩子们去睡可不是容易的事。
