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- safety use of nitrogen 安全用氮
- The use of nitrogen will depend on the solder paste flux chemistry. 是否使用氮气取决于焊锡膏焊剂的化学特性。
- Safety use of capacitor must be within the rated voltage(or category voltage)and the permissible current. 电容器安全使用条件不仅受额定电压(或类别电压)的限制,而且受额定电流的限制。
- Nitrogen like in the tin-lead system will offer smoother solder joints and better wetting will be gained with the use of nitrogen. 与锡-铅系统类似,氮气可以使焊点更为光滑;使用氮气还可以得到更好的熔湿性。
- Families, schools and society should advocate for "the education and safety use of the Internet". 学校、社会和家庭应当提倡“互联网教育和安全使用”,采取积极恰当的措施引导和规范其对互联网的使用。
- One sided (imbalanced) use of nitrogen speeds up depletion of other plant nutrients in the soil and can cause soil acidification. 过量和不恰当地使用磷肥,会导致这一元素在水体中的富集。
- That's rather an effective use of color. 这种使用颜色的手法效果相当好。
- Hydraulic Drive, tilting tool carrier. Rack overall welding sturdiness and durability, and the use of nitrogen return, smooth rapidly. 液压传动、摆式刀架。机架整体焊接坚固耐用,使用氮气回程,平稳迅速。
- In order to ensure safety use of plastic underground drainpipe under extra-pressure, the choice of ring stiffness is one of the keys in planning. 论文还特别提出环刚度是塑料埋地排水管抗外压负载能力的综合参数,为了保证塑料埋地排水管在外压负载下安全工作,环刚度的选择是设计中的关键之一。
- Catalytic converters reduce carbon monoxide,oxides of nitrogen,and volatile organic compounds in emissions and necessitated the use of lead-free fuel. 催化转炉减少了一氧化碳,氧化氮和挥发性有机混合物等的排放,而且无铅燃料的应用也当成为必要。
- Objective To provide references for administration and ensure safety use of drug and provide bases for deep ADR monitoring. 目的为确保安全用药,深入开展不良反应监测工作提供依据。
- The environmental cost of groundwater from excessive use of nitrogen fertilisers was 803Yuan/hm2, occupying about 42.4% of the total environment pollution costs. 滥施氮肥的地下水环境代价为803元/hm2;约占环境污染总成本的42.;4%25
- Kjeldahl means by measuring the nitrogen content and the use of nitrogen and protein conversion factor to calculate the total amount of protein contained in dairy products. 凯氏定氮法,是指通过测量氮元素的含量,并利用氮元素与蛋白质换算系数,来计算乳制品中所含蛋白质总量的方法。
- A toll is charged for the use of the expressway. 在那条高速公路上行驶需付通行费。
- Japanese industry is making increasing use of robots. 日本工业越来越多地使用机器人。
- The uses of this machine are manifold. 这台机器有多种用途。
- These Regulations are formulated to strengthen hygiene supervision over cosmetics so as to ensure hygiene quality and safety use of cosmetics and to safeguard the consumers' health. 为加强化妆品的卫生监督,保证化妆品的卫生质量和使用安全,保障消费者健康,制定本条例。
- Thus, for instance, in the example above, it may be the case that increased use of potash will increase the marginal value products of nitrogen and phosphate, thereby requiring an increase in their use as well. 比如,在上述例子中,增施钾肥可能会增加氮肥和磷肥的边际产值,因而氮肥和磷肥的用量也需要提高。
- The technology could greatly improve blasting effect and efficiency,dramatically reduce blasting vibration,secure the safety use of side drift and slide in its service time and facilitate the protection of the stability of high and steep slope. 爆破降震效果明显,可确保平硐溜井在服务期内的安全使用,有利于保护采场高陡边坡的稳定。
- Careless use of the clutch may damage the gears. 离合器使用不慎可能损坏传动装置。