hours of work and output

highly sporadic distribution was observed in the cases reported. but there were 5 case clusters.

基本呈散发状态，但也发生5起聚集性案例。

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head protection - welding helmet is required in welding or cutting operationsf

头部防护–焊接或切割作业中必须佩戴有安全帽的焊接面罩。

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as the welding helmet is put on before welding (covering the face first), so that eyes are not difficult to be burnt.

由于是在焊前（手持式先罩上脸）戴上电焊帽，所以不容易烧伤眼睛。

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comprehensive appraisement of oil grade of oil spill accident

海上溢油事故等级的综合评定

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each pair of wing tanks had better contain the same grade of oil cargo.

每一对翼油舱最好装载同一种油品。

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use your owner's manual to determine the time for an oil change and grade of oil to be used.

按照汽车使用手册确定机油更换时间及所用机油的标号。

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study on nano - sio2 reinforced epoxy syntactic foam

2改性环氧复合泡沫塑料研究

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cushioning properties of polyurethane syntactic foam

复合泡沫塑料的缓冲特性研究

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the fevernova's secret, adidas says, is its radically improved syntactic foam and unique knitted raschel fabric.

阿迪达斯公司称，他们在制造“飞火流星”时，使用的是复合泡塑料以及独特的拉歇尔经编针织物。

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mooring mine moored contact mine antenna mine-mooring cable ground mine

自航式水雷触发锚雷

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the mathematical model of the mooring cable's shape and tension in mooring torpedo system

锚雷系统中锚索形状和张力的数学模型

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the length or sweep of a mooring cable.

锚缆长度或范围。

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mooring cable systems plays an important role in the marine engineering system.

系泊缆索系统在海洋工程中起着重要的作用。

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this approach gives good agreement with the calculation result by catenary theory for uniform mooring cable without elasticity.

对于不可拉伸单锚链，本方法与悬链线理论的计算结果吻合得很好。

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dortmund ism: international school of management ism dortmund

多特蒙德国际管理学院

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treatment of the fracture of patella by double circle purse-string suturing

双圈双股丝线荷包缝合法治疗髌骨骨折

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application of modified double purse string suture in gangrene of base of the appendix

改良式双荷包缝合在阑尾根部坏疽中的应用

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positioning of the purse string suture and stitching technique in procedure for prolapse and hemorrhoids

吻合器痔上粘膜环切钉合术的荷包定位与缝合技巧

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an aspect of the invention provides a psi (purse-string instrument) for laparoscopic surgery that includes: a first jaw;

根据本发明提供的一种腹腔镜手术用缝合器械，包括：第一钳口；

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his wife held the purse string.

他的妻子掌握经济大权。

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