Casting DisplayObject.parent makes controlling parent movie clips hard.
向上溯型DisplayObject .parent使得父对象的clips很难控制。
Adopting the method of the solid-liquid composite casting, the new type anti-impact and anti-wear hammer head, in witch the soft material and hard material are alternately arranged, were made.
采用固-液复合铸造的方法，制造出一种软硬材料相间、抗冲击及耐磨性能高的复合锤头。
It is hard to build a precise math model for counter-gravity casting process for its time lag, uncertainty and complexity.
由于反重力铸造过程的时滞性、不确定性、复杂性，难以建立精确的数学模型。
This paper introduces the craft characteristics of casting the shell of the gearbox, including the manufacturing of the resin moulding, the application of the hard sand core and so on.
针对变速箱壳体毛坯铸造的工艺特点，介绍了其树脂模具的制造、树脂自硬砂砂芯应用等关键环节的技巧和做法。
The cast precious metal alloy or master alloy has been found to have a reduced number of hard spots and reduced silicon contamination when compared to conventional casting methods.
当与常规铸造方法相比时，发现铸造的贵金属合金或母合金具有数量减少的硬点和降低的硅污染。
However, the opacity of the metal mould and the high metal pressure during casting make the mould filling process very hard to be directly and visually evaluated.
然而，由于金属模具的不透明性和熔融金属的高压使得很难对充型过程做出视觉化评估。
In this paper the pivotal complication affecting casting surface alloying is studied. And the appropriate surface alloying process is put forward to improve the hard wearing and thermostability.
本文研究了影响铸件表面合金化的关键因素，研究出了适宜的提高耐磨、耐热性的表面合金化工艺。
She was a chubby young actress who had fallen off the casting director's A-list, and she had to fight hard for new roles.
她已成为一名不会在导演的a角名单上出现的年轻的圆脸女演员，她得奋力去争取新的角色。
The magnetic properties of the slip casting shaped hard ferrite strongly depend on the original slurry granularity.
注浆成型永磁铁氧体的磁性能与原始料浆颗粒的大小密切相关。
A bloom continuous Casting machine main cast quality steel and alloy steel, such as heavy rail steel, hard-line steel, spring steel, bearing steel, alloy structural steel, and other key species.
大方坯连铸机主要浇铸优质钢和合金钢，如重轨钢、硬线钢、弹簧钢、轴承钢、合金结构钢等重点品种。
The problem that the position of the bolt hole for reserving the equipment foundation is not precise in the process of casting concrete in prior art, and the template is hard to detach is solved.
解决了现有技术中存在的在混凝土浇筑过程中预留设备基础的螺栓孔洞的留设时位置不准确，模板拆除难的问题。
The problem that the position of the bolt hole for reserving the equipment foundation is not precise in the process of casting concrete in prior art, and the template is hard to detach is solved.
解决了现有技术中存在的在混凝土浇筑过程中预留设备基础的螺栓孔洞的留设时位置不准确，模板拆除难的问题。
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