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- We measure the micro bubble's size distribution by N4-plus coulter and consider the probe effect made different acoustic pressure.We discuss the monitor range when input cycle number 15、20、25. 接著再依经由粒径分析仪所测得实际的粒径大小分布后考虑探头响应所造成不同的驱动声压去模拟整群的微气泡在超音波场下所造成的震荡变化。
- Test on Control of Physalospora pirical with Prochloraz 25 EC 25%25敌霉唑乳油防治苹果轮纹病试验
- The residues of 20% triazophos EC in rice field water, plant, rice shell and unpolished rice were determined by gas chromatography. 用气相色谱法测定了田间试验中20%25三唑磷乳油在稻田水、植株、土壤、稻壳和糙米中的残留。
- The price is 20 for bed and breakfast, 25 full board. 住宿加早餐的价钱是20英镑,全食宿25英镑。
- The pesticide testing on field showed that effect of 20% mix ture EC (4% Fenpropathrin +16% Chlordimeform) was better than that of 20% Fenpropathrin EC and 25% chlordime from EC. 田间药效试验也表明,20%25的混剂乳油(4%25甲氰菊酯+16%25单甲脒)的药效明显高于20%25的甲氰菊酯乳油和25%25的单甲脒乳油。
- The average output of the factory is 20 cars a day. 该工厂的平均产量是每天20辆汽车。
- The hotel has 25 bedrooms, all en suite. 饭店有25间带浴室的客房。
- Let it be 4:25 tomorrow afternoon. 就定明天下午4点25分吧。
- He was already balding at the age of 25. 他25岁就秃顶了。
- Mixtures of triazophos and abamectin or phioxim,isocarbophos and methomyl seem to be synergitic to the borer. 三唑磷与辛硫磷、阿维菌素,灭多威与水胺硫磷混配,对二化螟均具有增效作用。
- I had been a footman for 20 years. 我曾做过20年的听差。
- This lens can magnify 20 diameter. 这个透镜能放大20倍。
- The business bombed out with a$25,000 debt. 生意失败了,还欠了25000美元的债。
- His salary was$25,000 per annum. 他的薪水每年为25,000美元。
- He attained the age of 25 before marrying. 他年届廿五始完婚。
- The volume of this container is 20 cubic meters. 这个集装箱的体积是20立方米。
- The discount gave me a saving of $25. 这个折扣使我节约了二十五美元。
- Skip the first chapter and start on page 25. 跳过第一章,从第25页开始看。
- My mother placed$20 at my disposal. 我母亲留下20美元供我使用。
- The earth's crust is between 5 and 25 miles thick. 地壳有五至二十五英里厚。